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NB39842571 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NB39842571: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYESTER, center_hole_diameter: 4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-039-9757, 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
NB39842571
NSN: 5331-01-039-9757
FSC: 5331 — O-ring
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYESTER
center_hole_diameter4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-01-039-9757
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NB39842571 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: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYESTER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
CENTER HOLE DIAMETER4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN
MATERIALPLASTIC POLYESTER
SUBSTITUTES & CROSS-REFERENCES 2
N-632 PIECE 18Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B39842571Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NB39842571?
NB39842571 is a O-RING.
What parts can replace NB39842571?
There are 2 known substitutes for NB39842571: N-632 PIECE 18, B39842571. Substitute compatibility should be verified for your specific system.
What is the NSN for NB39842571?
NB39842571 is cataloged in the U.S. Government catalog under NSN 5331-01-039-9757. This indicates validated use in U.S. government and defense supply chains.
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