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21522115-414 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21522115-414: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include special_features: PARTS CATALOG, 83-12-09, GROUP 9.4, FIG 625-7609, PG 002, ITEM 002, end_item_identification: DAMPING CYLINDER (0H7R3)387 7048-802. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-178-5467, 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
21522115-414
NSN: 5331-01-178-5467
NIINs: 011785467, 014923307
FSC: 5331 — O-ring
CAGE: S3465 — BAE SYSTEMS HAGGLUNDS AB (SWE)
SPECIFICATIONS
special_featuresPARTS CATALOG, 83-12-09, GROUP 9.4, FIG 625-7609, PG 002, ITEM 002
end_item_identificationDAMPING CYLINDER (0H7R3)387 7048-802
NSN5331-01-178-5467
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21522115-414 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 2
563117109Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
90764-991Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 21522115-414?
21522115-414 is a O-RING.
What parts can replace 21522115-414?
There are 2 known substitutes for 21522115-414: 563117109, 90764-991. Substitute compatibility should be verified for your specific system.
What is the NSN for 21522115-414?
21522115-414 is cataloged in the U.S. Government catalog under NSN 5331-01-178-5467. This indicates validated use in U.S. government and defense supply chains.
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