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054201 — NRP,ENGINE BLOCK,DI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

054201: NRP,ENGINE BLOCK,DI.

The NRP,ENGINE BLOCK,DI is a the manufacturer industrial component. Key specifications include special_features: UNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B, supplementary_features: SAFETY PLUG KIT, end_item_identification: VALVE, BOTTLE, DIVING U.S.DIVER'S"K" VALVE, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-424-7635, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
054201
NSN: 5340-01-424-7635
NIINs: 014247635, 016040199
FSC: 5340 — Hardware, Commercial
CAGE: 94120 — AQUALUNG USA, INC (USA)
SPECIFICATIONS
special_featuresUNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B
supplementary_featuresSAFETY PLUG KIT
end_item_identificationVALVE, BOTTLE, DIVING U.S.DIVER'S"K" VALVE
criticality_code_justificationFEAT
NSN5340-01-424-7635
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 054201 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SUPPLEMENTARY FEATURES: SAFETY PLUG KIT
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESSAFETY PLUG KIT
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESUNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B
END ITEM IDENTIFICATIONVALVE, BOTTLE, DIVING U.S.DIVER'S"K" VALVE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 054201?
054201 is a NRP,ENGINE BLOCK,DI.
What is the NSN for 054201?
054201 is cataloged in the U.S. Government catalog under NSN 5340-01-424-7635. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.