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HDRX-030-MIL — 3 L non-magnetic composite cylinder, 300 bar

πCEISOUWMIL

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The HDRX-030-MIL is a 3 L non-magnetic Type IV composite cylinder rated at 300 bar (4500 psi), configured in line with STANAG 2897 (AEODP-7) Class A procurement for EOD/MCM diving and military underwater applications. At 1.6 kg it replaces steel and aluminium cylinders where magnetic signature and weight decide the mission. EU origin, ITAR-free.

Part No.VolumePressureØ DiaLengthWeightH₂ / Grav.ApprovalsLifespan
HDRX-030-MIL 3 L183 cu in 300 bar4,500 psi 116 mm4.57 in 444 mm17.48 in 1.60 kg3.53 lb πCEISOUWMIL NLL
Safety factor WP = burst ÷ SF · derived ratings are not certified
444 mmØ 116 mm
300 bar · 4,500 psi
Part numberHDRX-030-MIL
MetricImperial
Working pressure300 bar4,500 psi
Burst pressure (3 × WP)900 bar13,500 psi
Water volume3 L183 cu in
DiameterØ 116 mmØ 4.57 in
Length444 mm17.48 in
Weight1.60 kg3.53 lb
Temperature range−40 to +60 °C−40 to +140 °F
ThreadsM18×1.5 · 17E · 25E · 3/4″-16 UNF · 5/8″-18 UNF · M12×1 · others on request
QualificationTPED (STANAG 2897 Class A config)
Service lifeNo Limited Lifespan (periodic testing)
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R&D configurations — reduced safety factor

Catalog ratings use a burst safety factor of 3.0 (burst = 3 × working pressure). For R&D, space and qualification-by-project programs, the same structure can be operated at a customer-selected safety factor: the burst pressure of 900 bar is fixed by the structure, and the working pressure is derived as WP = burst ÷ SF. Derived ratings are engineering references — CE/π certification applies at SF 3.0 only.

Safety factorPart numberWorking pressure (metric)Working pressure (imperial)Rating
SF 3.0 HDRX-030-MIL 300 bar 4,500 psi Catalog — certified rating
SF 2.50 HDRX-030-MIL-SF2.5 360 bar 5,400 psi Engineering configuration — not certified
SF 2.25 HDRX-030-MIL-SF2.25 400 bar 6,000 psi Engineering configuration — not certified
SF 2.0 HDRX-030-MIL-SF2 450 bar 6,750 psi Engineering configuration — not certified

Click a configuration to select it — the drawing caption, specification and the request buttons above will reference that exact configuration.

Any factor from 1.5 to 10 can be configured in the catalog R&D view — quotes carry the -SF suffix automatically.

Other configurations of the HDRX-030

Related STANAG / MIL cylinders

Frequently asked questions

Is the HDRX-030-MIL non-magnetic?
Yes — it is configured in line with STANAG 2897 (AEODP-7) Class A procurement for EOD/MCM diving, where magnetic signature is mission-critical.
Is the HDRX-030-MIL subject to ITAR?
No. MEYER cylinders are EU origin and ITAR-free.
What is the service life of the HDRX-030-MIL?
No Limited Lifespan (NLL) — it remains in service indefinitely, subject to periodic testing.
Can the HDRX-030-MIL be ordered at a lower safety factor than 3.0?
Yes. Catalog ratings use a burst safety factor of 3.0; for R&D and qualification-by-project programs the same structure is quoted at customer-selected safety factors (e.g. SF 2.5, SF 2.25, SF 2.0) with the working pressure derived as burst ÷ SF — ordered as HDRX-030-MIL-SF2.5 and so on. Derived ratings are engineering configurations, not certified ratings.