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2120027 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2120027: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-267-2935, 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
2120027
NSN: 5331-01-267-2935
FSC: 5331 — O-ring
CAGE: 70763 — CONCENTRIC ROCKFORD INC (USA)
SPECIFICATIONS
Part Number2120027
NSN5331-01-267-2935
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2120027 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 1
39348Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 2120027?
2120027 is a O-RING.
What parts can replace 2120027?
There is 1 known substitute for 2120027: 39348. Substitute compatibility should be verified for your specific system.
What is the NSN for 2120027?
2120027 is cataloged in the U.S. Government catalog under NSN 5331-01-267-2935. This indicates validated use in U.S. government and defense supply chains.
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