MS28775-339 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

MS28775-339: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, hardness_rating: 68.0 SHORE DUROMETER A MINIMUM, peripheral_diameter: 3.620 INCHES MINIMUM AND 3.670 INCHES MAXIMUM IN, center_hole_diameter: 3.210 INCHES MINIMUM AND 3.240 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-579-7191, 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

MS28775-339

NSN: 5331-00-579-7191
NIINs: 005797191, 010729193, 013634891
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating	-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
hardness_rating	68.0 SHORE DUROMETER A MINIMUM
peripheral_diameter	3.620 INCHES MINIMUM AND 3.670 INCHES MAXIMUM IN
center_hole_diameter	3.210 INCHES MINIMUM AND 3.240 INCHES MAXIMUM IN
elongation_percentage	160 MAXIMUM
cross-sectional_height	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
departure_from_cited_document	AS MODIFIED BY SHELF LIFE
material_document_and_classification	MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
NSN	5331-00-579-7191

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: 3.645 INCHES NOMINAL IN

•

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

•

ELONGATION PERCENTAGE: 160 MAXIMUM

•

CENTER HOLE DIAMETER: 3.210 INCHES MINIMUM AND 3.240 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	3.645 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
ELONGATION PERCENTAGE	160 MAXIMUM
CENTER HOLE DIAMETER	3.210 INCHES MINIMUM AND 3.240 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 6

OR1-339Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS28775Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

38R037P242Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

10053868Reference document

Same NSN cross-reference

Reference document — Informative reference only

15332866Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

13207E7124FN10Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

Shelf-life managedAcquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS28775-339?

MS28775-339 is a O-RING.

What parts can replace MS28775-339?

There are 6 known substitutes for MS28775-339: OR1-339, SAE-AS28775, 38R037P242 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS28775-339?

MS28775-339 is cataloged in the U.S. Government catalog under NSN 5331-00-579-7191. This indicates validated use in U.S. government and defense supply chains.

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