BL1040-6 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

BL1040-6: 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: 0.441 INCHES NOMINAL IN, center_hole_diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN, elongation_percentage: 150 MAXIMUM, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-291-3281, 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

BL1040-6

NSN: 5331-00-291-3281
FSC: 5331 — O-ring
CAGE: 08484 — BREEZE-EASTERN LLC (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating	70.0 SHORE DUROMETER A NOMINAL
outside_diameter	0.441 INCHES NOMINAL IN
center_hole_diameter	0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
elongation_percentage	150 MAXIMUM
cross-sectional_height	0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN	5331-00-291-3281

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN

•

OUTSIDE DIAMETER: 0.441 INCHES NOMINAL IN

•

HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL

•

ELONGATION PERCENTAGE: 150 MAXIMUM

•

CENTER HOLE DIAMETER: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER	0.441 INCHES NOMINAL IN
HARDNESS RATING	70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE	150 MAXIMUM
CENTER HOLE DIAMETER	0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

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 6

OR1-11Reference document

Same NSN cross-reference

Reference document — Secondary reference

91-52526-00Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

AS3570-011Reference document

Same NSN cross-reference

Reference document — Secondary reference

5065D6Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

AN123861Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SAE-AS3570Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 BL1040-6?

BL1040-6 is a O-RING.

What parts can replace BL1040-6?

There are 6 known substitutes for BL1040-6: OR1-11, 91-52526-00, AS3570-011 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for BL1040-6?

BL1040-6 is cataloged in the U.S. Government catalog under NSN 5331-00-291-3281. This indicates validated use in U.S. government and defense supply chains.

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