MS28778-3 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

MS28778-3: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.429 INCHES NOMINAL IN, center_hole_diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN, elongation_percentage: 80 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-835-7485, 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

MS28778-3

NSN: 5331-00-835-7485
NIINs: 008357485, 009316756
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE
temp_rating	-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating	90.0 SHORE DUROMETER A NOMINAL
outside_diameter	0.429 INCHES NOMINAL IN
center_hole_diameter	0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
elongation_percentage	80 MAXIMUM
cross-sectional_height	0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
NSN	5331-00-835-7485

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN

•

OUTSIDE DIAMETER: 0.418 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN

•

HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL

•

CENTER HOLE DIAMETER: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
OUTSIDE DIAMETER	0.418 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
HARDNESS RATING	90.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER	0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

SUBSTITUTES & CROSS-REFERENCES 9

GHN10093-8Reference document

Same NSN cross-reference

Reference document — Secondary reference

7,65X1,63SR810B90Reference document

Same NSN cross-reference

Reference document — Secondary reference

3012959Reference document

Same NSN cross-reference

Reference document — Secondary reference

1797-18Reference document

Same NSN cross-reference

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

8034260Reference document

Same NSN cross-reference

Reference document — Secondary reference

69494-903Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 MS28778-3?

MS28778-3 is a O-RING.

What parts can replace MS28778-3?

There are 9 known substitutes for MS28778-3: GHN10093-8, 7,65X1,63SR810B90, 3012959 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS28778-3?

MS28778-3 is cataloged in the U.S. Government catalog under NSN 5331-00-835-7485. This indicates validated use in U.S. government and defense supply chains.

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MS28778-3 — O-RING

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