A-018SR721-80 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

A-018SR721-80: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN, center_hole_diameter: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN, 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 5331-00-108-9933, 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

A-018SR721-80

NSN: 5331-00-108-9933
FSC: 5331 — O-ring
CAGE: 95272 — STILLMAN SEAL CORPORATION DIV STILLMAN SEAL CORPERATION (USA)

SPECIFICATIONS

material	RUBBER ETHYLENE-PROPYLENE CLASS EPM
hardness_rating	80.0 SHORE DUROMETER A NOMINAL
outside_diameter	0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
center_hole_diameter	0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
cross-sectional_height	0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN	5331-00-108-9933

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

OUTSIDE DIAMETER: 0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN

•

HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL

•

CENTER HOLE DIAMETER: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN

•

MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER	0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
HARDNESS RATING	80.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER	0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
MATERIAL	RUBBER ETHYLENE-PROPYLENE CLASS EPM

SUBSTITUTES & CROSS-REFERENCES 7

2-018E515-8Reference document

Same NSN cross-reference

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

PRP568-018 5611-80Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

0537531-018Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2-018 E515-80Reference document

Same NSN cross-reference

Reference document — Secondary reference

568-018-E17018Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

018-3238Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A-018SR721-80?

A-018SR721-80 is a O-RING.

What parts can replace A-018SR721-80?

There are 7 known substitutes for A-018SR721-80: 2-018E515-8, PRP568-018 5611-80, 0537531-018 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for A-018SR721-80?

A-018SR721-80 is cataloged in the U.S. Government catalog under NSN 5331-00-108-9933. This indicates validated use in U.S. government and defense supply chains.

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