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54-70-6256AW — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

54-70-6256AW: BUMPER.

The BUMPER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-722-2399, 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
54-70-6256AW
NSN: 5340-01-722-2399
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part Number54-70-6256AW
NSN5340-01-722-2399
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 54-70-6256AW 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
SUBSTITUTES & CROSS-REFERENCES 4
R8321664-42Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LOA049061Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LOA049061-42Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8840872Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 54-70-6256AW?
54-70-6256AW is a BUMPER.
What parts can replace 54-70-6256AW?
There are 4 known substitutes for 54-70-6256AW: R8321664-42, LOA049061, LOA049061-42 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54-70-6256AW?
54-70-6256AW is cataloged in the U.S. Government catalog under NSN 5340-01-722-2399. This indicates validated use in U.S. government and defense supply chains.
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