AS3551-254 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

AS3551-254: 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: 5.762 INCHES NOMINAL IN, center_hole_diameter: 5.461 INCHES MINIMUM AND 5.507 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 5331-00-686-1289, 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

AS3551-254

NSN: 5331-00-686-1289
NIINs: 006861289, 016185358
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating	70.0 SHORE DUROMETER A NOMINAL
outside_diameter	5.762 INCHES NOMINAL IN
center_hole_diameter	5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
cross-sectional_height	0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN	5331-00-686-1289

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN

•

OUTSIDE DIAMETER: 5.762 INCHES NOMINAL IN

•

HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL

•

CENTER HOLE DIAMETER: 5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER	5.762 INCHES NOMINAL IN
HARDNESS RATING	70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER	5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 4

MS9241-254Reference document

Same NSN cross-reference

Reference document — Secondary reference

10117105Reference document

Same NSN cross-reference

Reference document — Informative reference only

SAE-AS3551Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

5331PL1503863Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 AS3551-254?

AS3551-254 is a O-RING.

What parts can replace AS3551-254?

There are 4 known substitutes for AS3551-254: MS9241-254, 10117105, SAE-AS3551 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for AS3551-254?

AS3551-254 is cataloged in the U.S. Government catalog under NSN 5331-00-686-1289. This indicates validated use in U.S. government and defense supply chains.

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AS3551-254 — O-RING

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