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B5001 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B5001: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, center_hole_diameter: 0.728 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, end_item_identification: CRANK,HAND. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-292-0570, 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
B5001
NSN: 5331-00-292-0570
NIINs: 002920570, 015955782
FSC: 5331 — O-ring
CAGE: 14541 — COOPER MACHINERY SERVICES LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter0.728 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
end_item_identificationCRANK,HAND
NSN5331-00-292-0570
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B5001 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.728 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.728 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 9
MS28775-210Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A25141-210-479-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
A5-4150Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
9Y11393Reference document
Same NSN cross-reference
Reference document — Secondary reference
DHA60034DASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2729394Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B5001?
B5001 is a O-RING.
What parts can replace B5001?
There are 9 known substitutes for B5001: MS28775-210, A25141-210-479-7, A5-4150 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B5001?
B5001 is cataloged in the U.S. Government catalog under NSN 5331-00-292-0570. This indicates validated use in U.S. government and defense supply chains.
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