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2 0040-339 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2 0040-339: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.449 INCHES NOMINAL IN, special_features: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL, center_hole_diameter: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-156-5457, 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
2 0040-339
NSN: 5331-01-156-5457
FSC: 5331 — O-ring
CAGE: S3465 — BAE SYSTEMS HAGGLUNDS AB (SWE)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter1.449 INCHES NOMINAL IN
special_features65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
center_hole_diameter1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-01-156-5457
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2 0040-339 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
•
OUTSIDE DIAMETER: 1.449 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.449 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
SPECIAL FEATURES65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
CENTER HOLE DIAMETER1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 4
MS 9241-217Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE-AS3551Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
10186993Reference document
Same NSN cross-reference
Reference document — Informative reference only
AS3551-217Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2 0040-339?
2 0040-339 is a O-RING.
What parts can replace 2 0040-339?
There are 4 known substitutes for 2 0040-339: MS 9241-217, SAE-AS3551, 10186993 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2 0040-339?
2 0040-339 is cataloged in the U.S. Government catalog under NSN 5331-01-156-5457. This indicates validated use in U.S. government and defense supply chains.
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