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54-66-5223 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

54-66-5223: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-00-166-8415, 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
54-66-5223
NSN: 5331-00-166-8415
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part Number54-66-5223
NSN5331-00-166-8415
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 54-66-5223 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 9
N141029320Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
30093-41360 ITEM 14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-223V0747-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE AMS7276Reference document
Same NSN cross-reference
Reference document — Secondary reference
803-7106793-8-OB-4-123Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
U132-SAE8-SAE4-DPI-70C-MT ITEM 4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 54-66-5223?
54-66-5223 is a O-RING.
What parts can replace 54-66-5223?
There are 9 known substitutes for 54-66-5223: N141029320, 30093-41360 ITEM 14, 2-223V0747-75 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54-66-5223?
54-66-5223 is cataloged in the U.S. Government catalog under NSN 5331-00-166-8415. 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.