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O-7-1-8 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

O-7-1-8: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, cross-sectional_height: 0.139 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-004-5036, 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
O-7-1-8
NSN: 5331-01-004-5036
FSC: 5331 — O-ring
CAGE: 07309 — BIRD-JOHNSON PROPELLER COMPANY, LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.139 INCHES NOMINAL IN
NSN5331-01-004-5036
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: O-7-1-8 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.139 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.139 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 5
115657001 PIECE 62Reference document
Same NSN cross-reference
Reference document — Secondary reference
115657060 PIECE 62Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331PL0755476Reference document
Same NSN cross-reference
Reference document — Informative reference only
13-7/80DX13-5/8 IDX.139Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
0-7-1-8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is O-7-1-8?
O-7-1-8 is a O-RING.
What parts can replace O-7-1-8?
There are 5 known substitutes for O-7-1-8: 115657001 PIECE 62, 115657060 PIECE 62, 5331PL0755476 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for O-7-1-8?
O-7-1-8 is cataloged in the U.S. Government catalog under NSN 5331-01-004-5036. This indicates validated use in U.S. government and defense supply chains.
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