NMX‑ATK‑30 / Rev 00 / fuel handling · bases, ships & expeditionary / tank · frame · filtration 2026 · Product Page

NMX-ATK-30 · ENGINEERED TO ORDER — AVIATION FUEL TANKTAINERS

The tank travels. The standard doesn't.

Name: Aviation Fuel Tanktainer
Brand: Neometrix

Aviation turbine fuel leaves the refinery on specification and fails on what gets into it afterwards — free water, particulate, rust and scale, surfactants, and the microbial growth that lives at the fuel-water interface. So a transportable fuel module is not a container with a pump on it: it is a fuel-quality machine wrapped in a structure. A baffled tank with a sloped floor and a designed low point; a filter water separator that coalesces water until it falls out and rejects what remains, watched on differential pressure; sampling to the clear-and-bright check before anything is issued; earth before you couple, because fuel through fine media makes static. And around it a frame that must survive being cargo — container geometry, cast corner fittings, stacking, lashing, and the inertial loads of sea, rail and road. Equipment of this class has been quoted against a naval requirement for aviation-fuel tanktainers; no delivered tanktainer is claimed — the class is engineered to order.

Enquire — fuel tanktainers Capability sheet (PDF)

Illustrative of the class — a tank container on a clean concrete apron beside a plain industrial building: a long horizontal polished stainless-steel cylindrical tank cradled inside a rectangular structural steel frame in fresh machine-grey paint, heavy cast corner fittings at all eight corners, a walkway grating and folded guard rail along the top with a round manway hatch, a recessed service cabinet at the near end showing tidy pipework and valves, clean apron with a faint yellow line, no people and no readable markings

Fig · 01 A tank inside a frame — because it has to be cargo before it can be a fuel installation

The enemy

water & dirtnot chemistry

Treatment

coalesce & separatewatched on ΔP

Proof

clear & brightsampled, every issue

Structure

cargo-ratedcorner fittings · stack · lash

Status

engineered to orderquoted class

ISO 9001 / 14001 Engineered to order Fuel-handling franchise Cleanliness & bonding discipline Noida · India

Overview

Fuel where there is no fuel farm.

A base has tanks, pipelines and a laboratory. A ship's deck, a forward strip or a disaster relief field has none of that — and still needs fuel that is fit to put into a turbine. The tanktainer is how the standard travels with the fuel.

Illustrative of the class — close view of the open service cabinet at the end of a tank container in a clean workshop: bright polished stainless pipework and butterfly valves, two vertical filter vessels side by side with quick-release clamp bands, a compact pump with its motor on a machined baseplate, a coiled black delivery hose on a frame reel, a smaller reel of green earthing cable with a spring clamp, a row of small sampling cocks, fresh grey paint on the surrounding frame, no people and no readable markings

Fig · 02 The service end — pump, filtration, hose and the earthing reel that gets connected first

The fuel arrives good and degrades in transit. Jet fuel is refined to a tight specification, and almost nothing that goes wrong with it afterwards is chemistry. What goes wrong is contamination: water condensing out of the air in a half-empty tank, rust and scale shed by whatever pipework it passed through, dust drawn in through a vent, surfactants that arrive with a careless transfer and quietly disarm the coalescer. And wherever water settles, microbes colonise the interface between fuel and water, producing sludge that blocks filters and acids that pit tank floors.

So the module is built around removing water. The tank has a sloped floor to a designed low point where water and heavy particulate collect and can be drained; settling time is part of the procedure, not an afterthought. The filter water separator does the real work: a coalescer stage grows fine entrained droplets until gravity can take them out, a separator stage rejects what remains, and the differential pressure across the elements is the honest indicator of how much they have caught. Then the fuel gets looked at — drawn from the low point and the delivery line into a clean clear jar for the clear-and-bright check, with water-detector capsules for free water and periodic laboratory checks for growth.

And the structure has to survive being cargo. A tanktainer is handled by the same equipment as a shipping container: lifted on cast corner fittings, stacked, lashed to a deck, hammered by road and rail. Inside, baffles stop a partly filled tank from surging its own mass into the shell every time the vehicle brakes or the ship rolls — the load case that separates a fuel module from a static tank with a frame around it.

Equipment of this class has been quoted against a naval requirement for aviation-fuel tanktainers. No delivered tanktainer is claimed: the class is engineered to order, and the record is stated as it stands.

Treated

Coalesce, separate, drain

Water taken out at every stage — the low point, the coalescer, the separator — and the ΔP watched.

Proven

Clear and bright, every issue

Sampled into a clean jar and looked at before anything leaves — the check no instrument replaces.

Cargo-rated

Built to be handled

Corner fittings, stacking, lashing, baffles — the tank travels as freight and arrives still fit to issue.

Architecture

Receive, treat, prove, issue.

The schematic follows the fuel — received and settled, filtered and separated, sampled and proven, issued bonded — and the module underneath: tank and baffles, frame and handling, pump and filtration, earthing and records.

FIG · 03TANKTAINER ARCHITECTURE · TANK + BAFFLES / FRAME + HANDLING / PUMP + FILTRATION / EARTHING + RECORDS

Fig · 03 Clean, dry and provably so — anywhere the module can be carried

Arc · 01

Tank & Baffles

Sloped floor to a designed low point, internal baffles against surge — a part-full tank is a moving load, and the shell has to own it.

Arc · 02

Frame & Handling

Container geometry with cast corner fittings — stacking, lashing and lifting loads, plus the inertial cases of sea, rail and road.

Arc · 03

Pump & Filtration

The service cabinet — pump set, filter water separator, meter, valves and hose management, protected from handling damage.

Arc · 04

Earthing & Records

Bonding gear connected first, sampling points, gauging and batch trace — the safety and the paperwork that make an issue defensible.

Fuelling where there is no infrastructure? Send the capacity, the fuel grade and the handling standard — a clause-by-clause compliance matrix within two working days · [email protected]

Send tender spec

Specifications

Reference modules, built to the standard invoked.

The parameters below describe reference modules. Capacity, frame size, pump and filtration ratings, materials and fittings all follow from three givens: the fuel grade and its handling standard, the transport modes the module must survive, and the issue rate the operation needs.

Illustrative of the class — close view of a fuel filter water separator vessel on a clean workshop bench: a vertical polished stainless pressure vessel with a domed top and a heavy clamp band around its middle, bright stainless inlet and outlet pipework with union fittings, a small drain valve and a row of three sampling cocks low on the body, a differential pressure gauge on a side bracket angled away from the camera, a clean empty glass sample jar standing beside it, a workshop with benches and machines soft-focus beyond the doorway, no people and no readable markings

Fig · 04 The vessel that earns the module its licence — coalescer, separator, drain, and three ways to take a sample

Where fuel modules go wrong

No settling discipline — fuel issued straight after filling, with the water still in suspension where the drain cannot reach it. A low point that is not the low point — a tank set down out of level, so the sump the drawings promised drains nothing. Filter elements changed on the calendar rather than on ΔP — or run past their limit because nobody reads it. Surfactant contamination ignored — one careless transfer disarms the coalescer and the separator quietly stops separating. Sampling into a dirty jar — a test that reports the container. Bonding treated as a formality — coupling made before earthing, on a dry day, with fine filter media generating charge downstream. Internal coatings and materials chosen for cost — then shedding into the fuel they were meant to protect. Baffles omitted to save weight — and a part-full tank that punishes its own frame at every corner. And records that stop at the delivery note, when the batch trace is what an investigation will ask for.

So the discipline runs the other way. The tank is designed to drain, with the low point real and reachable; settling is procedure. Filtration is watched on differential pressure and elements are changed on evidence. Every issue is sampled and looked at — clear and bright, in a clean jar, in good light. Bonding comes before coupling, always. Materials, coatings and cleanliness are controlled as fuel-contact items rather than as paint. The frame is engineered for the loads of being cargo, with baffles sized for the surge. And the gauging, sampling and records follow the batch, so what was issued can be traced back to what was received.

Full specification — expand

System	Aviation fuel tanktainer — transportable ISO-frame fuel module with tank, filtration, pumping, earthing, gauging and records
Governing Idea	Fuel fails on water and dirt, not chemistry — what gets in after the refinery decides whether it can be issued
Structure Rule	A tank that must also be cargo — container geometry, cast corner fittings, stacking, lashing, lifting, and sea / rail / road inertial loads
Tank	Cylindrical shell with sloped floor to a designed low point; internal baffles against surge in the part-full condition; manway and top fittings
Settling	Settling time as procedure, not afterthought — water and heavy particulate collected where the drain can actually reach them
Filtration	Filter water separator — coalescer stage grows droplets until they fall out, separator stage rejects the remainder; ΔP watched, elements changed on evidence
Sampling	Low-point and delivery-line points to a clean clear jar — clear and bright; water-detector capsules; periodic laboratory checks for microbial growth
Static Safety	Bond and earth before coupling — earthing reel, clamps and continuity provision; fuel through fine media generates charge
Service End	Pump set, filtration, meter, valves and hose management in a protected cabinet — handling damage designed against
Materials	Fuel-contact materials, internal coatings and cleanliness controlled as fuel-contact items, not as finishes
Records	Gauging, sampling and batch trace from receipt to issue — what an investigation asks for
The Split	The site's underground FOL installation holds bulk, buried; the refueller and bowser is a road vehicle; the replenishment-at-sea system transfers ship to ship. This module is the one that travels as cargo
Scope Boundary	Ours: tank & baffles, frame & handling interfaces, pumping & filtration, valves, hoses & couplings, earthing & bonding, instrumentation & gauging, sampling & record systems, coatings & cleanliness control, testing & certification support, installation, commissioning, documentation, training, spares & AMC — including build to the customer's specification. Bought-in certified: pumps, filter elements, meters, gauges, couplings. The customer's: the fuel, its specification and its acceptance testing
Status	Engineered to order — equipment of this class quoted against a naval requirement for aviation-fuel tanktainers; no delivered tanktainer is claimed

PDF · 1 page

Aviation Fuel Tanktainer — Capability Sheet

Tender Response

Send capacity, fuel grade & handling standard — compliance matrix in two working days

Variants

One module, four duties.

What changes is the fluid, the standard it is held to, and whether the module stores, issues, or does both.

Var · 01

Aviation Fuel Tanktainers

Turbine-fuel modules with full filtration and sampling — the cleanliness discipline carried intact to wherever the aircraft are.

Var · 02

Fuel & Lubricant Modules

Diesel, lubricants and general fuels — the same structure and handling rules, sized to the grade and the duty.

Var · 03

Dispensing & Refuelling Modules

Metering, hose reels and nozzles — the module as an issue point, not just storage in transit.

Var · 04

Inspection, Recertification & AMC

Periodic inspection, internal cleaning, element and hose renewal, gauging calibration, spares and support.

Applications

Wherever the fuel has to arrive with you.

The operations that cannot wait for a fuel farm to be built.

A · 01Naval aviation & shipborne fuel handling

A · 02Forward & expeditionary air operations

A · 03Helicopter operations at remote sites

A · 04Disaster relief & humanitarian logistics

A · 05Offshore, mining & project fuel supply

A · 06Fuel-farm construction & outage cover

FAQ

Common questions.

Plain-language answers from the engineering team.

Q · 01 Why is water such a serious problem in aviation fuel?

Because it does damage in four different ways, and it is always trying to get in. Fuel holds a little water dissolved, and that amount depends on temperature — so fuel that is perfectly clear in a warm tank will drop some of that water out as free water when it cools, which is why a half-empty tank breathing humid air overnight is a water generator. First, free water carries dirt: rust and scale shed by pipework and tank walls travel in it and arrive as particulate. Second, it feeds growth — a population of microbes lives at the interface between fuel and settled water, and their sludge blocks filters while their by-products are acidic enough to pit a tank floor. Third, at altitude it freezes, and ice is a very effective way to block the filters and screens that must stay open. Fourth, water is simply not fuel: it displaces energy in a system whose margins are tight. None of this is exotic chemistry going wrong — the fuel is still on specification. It is a housekeeping problem with severe consequences, which is why the whole architecture of a fuel module is arranged around collecting water at a low point, coalescing what stays entrained, separating what remains, draining it, and then looking at the fuel before anyone issues it.

Q · 02 How does a filter water separator actually work?

In two stages that do opposite jobs. The problem it solves is that water in fuel is not sitting in a convenient layer — much of it is finely dispersed, droplets small enough that gravity will never settle them in any useful time, giving the fuel a faint haze rather than an obvious bottom layer. The coalescer stage attacks that: fuel is pushed through fine media whose fibres are wetted preferentially by water, so passing droplets collect on them, merge with each other and grow until they are heavy enough to be released as large drops that fall out of the flow. Coalescing filters also catch particulate on the way through, which is why their differential pressure rises as they work. The separator stage is the guard: hydrophobic media that fuel passes through easily but water cannot, so anything the coalescer released or missed is rejected and drops to the sump. Two behaviours matter operationally. First, ΔP is the honest indicator — rising pressure drop means the elements are loading with what they caught, and changing on evidence rather than on the calendar is the whole point. Second, surfactants are the poison: soaps and detergents arriving from a careless transfer make water want to stay dispersed, disarming the coalescer while everything still looks normal — which is precisely why the visual clear-and-bright sample is taken anyway, every time.

Q · 03 Why does the frame matter as much as the tank?

Because this machine spends its life being handled by equipment that does not know what is inside it. A tanktainer is built to standard container geometry so that a crane, a reach stacker, a ship's cell guides and a road chassis can all take it without special arrangements — and that geometry brings its structural obligations. The cast corner fittings are the only official interface: every lifting, stacking and lashing load enters there, so the frame has to distribute those loads into the shell without ever using the tank as a structural member in a way it was not designed for. Stacking means the frame carries other loaded containers above it. Lashing means it accepts racking loads at angles no static tank ever sees. Sea transport adds the inertial cases of a rolling deck, and road and rail add braking and shunt. Then there is the load the tank generates by itself: a partly filled tank surges, and several tonnes of fuel moving as a slug will punish the shell and its mountings at every brake application unless internal baffles break the free surface up. Get this wrong and the failures are not subtle — distorted frames, cracked mountings, leaking connections. Get it right and the module is genuinely indifferent to how it travelled, which is the property that makes it useful in the first place.

Q · 04 Why the insistence on bonding and earthing before coupling?

Because the fuel itself generates the hazard, and the discipline is the only thing standing in front of it. Hydrocarbon fuels are poor conductors: charge separated within them does not simply flow away. Pumping fuel through pipework and especially through the fine media of a filter is an efficient way of separating charge — filtration is one of the strongest static generators in the whole fuel-handling chain — so fuel can arrive at a receiving tank carrying a substantial charge, and a potential difference can build between two pieces of metal that are about to be connected. If that potential discharges across a gap in an atmosphere that happens to be within the flammable range, the consequences are exactly what everyone fears. The countermeasures are simple and non-negotiable: bond first, couple second, so both bodies sit at the same potential before any connection or disconnection is made; keep bonding and earthing paths continuous and their continuity provable rather than assumed; control fill velocities and use bottom or submerged filling so fuel is not sprayed into a vapour space; and allow relaxation time after filtration for charge to dissipate before the fuel is disturbed. On the module, that means a proper earthing reel with a real clamp, bonding points that are obvious and reachable, and a procedure printed into the operation rather than remembered.

Q · 05 How is this different from your other fuel systems?

Same fuel, four different machines — and the boundaries are deliberate. The underground FOL installation is bulk, buried and permanent: large tanks below ground with cathodic protection, buried pipework, leak detection and gauging, built to hold a base's reserve where nothing can be seen and everything must still be provable. The refueller and bowser is a road vehicle: a chassis-mounted tank with filtration and a delivery system, designed around driving to an aircraft and issuing fuel under a wing. The replenishment-at-sea system is a transfer machine: rigs, tensioned lines and hoses moving fuel between two ships that are both moving. This module is none of those — it is the one that travels as cargo: a fuel installation compact enough and rugged enough to be lifted onto a ship, flown or trucked to where there is no infrastructure, set down, and then behave like a small fuel farm with its own filtration, sampling and records. Together the four cover the fuel chain from buried reserve to the wing, and each one is engineered for the loads and the standard its own duty imposes.

Q · 06 What do you build, what is bought in — and what is claimed?

Divided honestly. What Neometrix provides: the module — the tank with its baffles, sloped floor and low point, manway and top fittings; the structural frame to container geometry with its cast corner fittings and handling interfaces, engineered for stacking, lashing, lifting and transport loads; the pumping and filtration installation with its filter water separator, meter, valves, hoses and couplings in a protected service cabinet; the earthing and bonding equipment; instrumentation, gauging, sampling points and record systems for batch trace; fuel-contact materials, coatings and cleanliness control; testing and certification support; and installation, commissioning, documentation, training, spares and AMC — including build to the customer's own specification, which is how requirements of this class are framed. What is bought-in certified: pumps, filter elements, meters, gauges and couplings — proprietary components of established makers, integrated rather than imitated. What is the customer's: the fuel itself, its specification, and the acceptance testing that governs it. And the record, stated plainly: equipment of this class has been quoted against a naval requirement for aviation-fuel tanktainers. No delivered tanktainer is claimed; the class is engineered to order, module by module, around the fuel and the journey it must survive.

↗

The fuel chain from Neometrix.

Buried reserve, road vehicle, ship-to-ship transfer — and the module that travels as cargo.

↗ Bulk

Underground FOL Storage Installation

The base's buried reserve — unseen, and still provable.

↗ Road

Aircraft Refueller & Fuel Bowser

The vehicle that brings fuel to the aircraft on the ground.

↗ At Sea

Replenishment & Fuelling at Sea

Fuel moved between two ships that are both under way.

Browse all Neometrix product lines.

Get a quotation

Send the capacity
and the standard.

The projects desk replies within two working days with a clause-by-clause compliance matrix and a budgetary quotation. Write to [email protected] or use the form.

Enquire — fuel tanktainers Capability sheet (PDF) +91 7777 876 876

ISO 9001 / 14001 ENGINEERED TO ORDER — AVIATION FUEL TANKTAINERS WATER IS THE ENEMY · A TANK THAT MUST ALSO BE CARGO · BOND BEFORE YOU COUPLE ENGINEERED IN NOIDA · INDIA

The tank travels. The standard doesn't.

Fuel where there is no fuel farm.

Coalesce, separate, drain

Clear and bright, every issue

Built to be handled

Receive, treat, prove, issue.

Tank & Baffles

Frame & Handling

Pump & Filtration

Earthing & Records

Reference modules, built to the standard invoked.

Where fuel modules go wrong

One module, four duties.

Aviation Fuel Tanktainers

Fuel & Lubricant Modules

Dispensing & Refuelling Modules

Inspection, Recertification & AMC

Wherever the fuel has to arrive with you.

Common questions.

The fuel chain from Neometrix.

Underground FOL Storage Installation

Aircraft Refueller & Fuel Bowser

Replenishment & Fuelling at Sea

Send the capacity
and the standard.

Similar Products

Share This Page

The tank travels. The standard doesn't.

Fuel where there is no fuel farm.

Coalesce, separate, drain

Clear and bright, every issue

Built to be handled

Receive, treat, prove, issue.

Tank & Baffles

Frame & Handling

Pump & Filtration

Earthing & Records

Reference modules, built to the standard invoked.

Where fuel modules go wrong

One module, four duties.

Aviation Fuel Tanktainers

Fuel & Lubricant Modules

Dispensing & Refuelling Modules

Inspection, Recertification & AMC

Wherever the fuel has to arrive with you.

Common questions.

The fuel chain from Neometrix.

Underground FOL Storage Installation

Aircraft Refueller & Fuel Bowser

Replenishment & Fuelling at Sea

Send the capacityand the standard.

Similar Products

Share This Page

Send the capacity
and the standard.