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NB39812574 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NB39812574: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM, end_item_identification: WINCH,STERN, part_name_assigned_by_controlling_agency: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-608-7952, 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
NB39812574
NSN: 5331-01-608-7952
FSC: 5331 — O-ring
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
end_item_identificationWINCH,STERN
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-608-7952
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NB39812574 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
•
MATERIAL: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATIONWINCH,STERN
MATERIALRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
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 1
88566N REV A PC.33PNNB39812574Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NB39812574?
NB39812574 is a O-RING.
What parts can replace NB39812574?
There is 1 known substitute for NB39812574: 88566N REV A PC.33PNNB39812574. Substitute compatibility should be verified for your specific system.
What is the NSN for NB39812574?
NB39812574 is cataloged in the U.S. Government catalog under NSN 5331-01-608-7952. This indicates validated use in U.S. government and defense supply chains.
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