MS28775-343 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

MS28775-343: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 4.145 INCHES NOMINAL IN, center_hole_diameter: 3.697 INCHES MINIMUM AND 3.753 INCHES MAXIMUM IN, 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 5331-00-542-0622, 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

MS28775-343

NSN: 5331-00-542-0622
NIINs: 005420622, 011743283
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	RUBBER SYNTHETIC
temp_rating	-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
hardness_rating	75.0 SHORE DUROMETER A NOMINAL
outside_diameter	4.145 INCHES NOMINAL IN
center_hole_diameter	3.697 INCHES MINIMUM AND 3.753 INCHES MAXIMUM IN
cross-sectional_height	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
material_document_and_classification	MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE
NSN	5331-00-542-0622

COMPONENT DIAGRAM

KEY FEATURES

•

TEMP RATING: 275.0 FAHRENHEIT DEGF

•

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

•

OUTSIDE DIAMETER: 4.107 INCHES MINIMUM AND 4.183 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE

•

CENTER HOLE DIAMETER: 3.710 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

TEMP RATING	275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
OUTSIDE DIAMETER	4.107 INCHES MINIMUM AND 4.183 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER	3.710 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 7

2-343 N304-75Reference document

Same NSN cross-reference

Reference document — Secondary reference

7377-343Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

4067-70-343Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

P48026-343Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

PRP568-343-4067-70Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

6227-46Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· 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 MS28775-343?

MS28775-343 is a O-RING.

What parts can replace MS28775-343?

There are 7 known substitutes for MS28775-343: 2-343 N304-75, 7377-343, 4067-70-343 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS28775-343?

MS28775-343 is cataloged in the U.S. Government catalog under NSN 5331-00-542-0622. This indicates validated use in U.S. government and defense supply chains.

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