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272.333 547 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

272.333 547: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-031-8243, 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
272.333 547
NSN: 5331-01-031-8243
FSC: 5331 — O-ring
CAGE: D3683 — VINCORION ADVANCED SYSTEMS GMBH DIV JENOPTIK DEFENSE AND CIVIL SYSTEMS (DEU)
SPECIFICATIONS
Part Number272.333 547
NSN5331-01-031-8243
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 272.333 547 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
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 8
158-B46AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
104X158AReference document
Same NSN cross-reference
Reference document — Secondary reference
P49708-0158Reference document
Same NSN cross-reference
Reference document — Secondary reference
2507294-55Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CM1-158-B46Reference document
Same NSN cross-reference
Reference document — Secondary reference
CM1-158-B46AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 272.333 547?
272.333 547 is a O-RING.
What parts can replace 272.333 547?
There are 8 known substitutes for 272.333 547: 158-B46A, 104X158A, P49708-0158 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 272.333 547?
272.333 547 is cataloged in the U.S. Government catalog under NSN 5331-01-031-8243. This indicates validated use in U.S. government and defense supply chains.
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