MIL-S-21569 CL 1 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

MIL-S-21569 CL 1: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.520 INCHES NOMINAL IN, center_hole_diameter: 2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN, elongation_percentage: 250 MAXIMUM, cross-sectional_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-113-9862, 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

MIL-S-21569 CL 1

NSN: 5331-01-113-9862
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating	65.0 SHORE DUROMETER A NOMINAL
outside_diameter	2.520 INCHES NOMINAL IN
center_hole_diameter	2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN
elongation_percentage	250 MAXIMUM
cross-sectional_height	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
NSN	5331-01-113-9862

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN

•

OUTSIDE DIAMETER: 2.520 INCHES NOMINAL IN

•

HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL

•

ELONGATION PERCENTAGE: 250 MAXIMUM

•

CENTER HOLE DIAMETER: 2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
OUTSIDE DIAMETER	2.520 INCHES NOMINAL IN
HARDNESS RATING	65.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE	250 MAXIMUM
CENTER HOLE DIAMETER	2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 6

AS568-330MIL-G- 21569B CL1Reference document

Same NSN cross-reference

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

07-FD-005-NReference document

Same NSN cross-reference

Reference document — Secondary reference

AS568-330Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

07-FD-005-PReference document

Same NSN cross-reference

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

AS568-330MIL-G-21569 CL 1Reference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-G-21569 CL 1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MIL-S-21569 CL 1?

MIL-S-21569 CL 1 is a O-RING.

What parts can replace MIL-S-21569 CL 1?

There are 6 known substitutes for MIL-S-21569 CL 1: AS568-330MIL-G- 21569B CL1, 07-FD-005-N, AS568-330 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MIL-S-21569 CL 1?

MIL-S-21569 CL 1 is cataloged in the U.S. Government catalog under NSN 5331-01-113-9862. This indicates validated use in U.S. government and defense supply chains.

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