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MS28775-142 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28775-142: 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, special_features: CERTIFIED FREE FROM MERCURY CONTAMINATION, peripheral_diameter: 2.568 INCHES NOMINAL IN, center_hole_diameter: 2.352 INCHES MINIMUM AND 2.372 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-833-1428, 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
MS28775-142
NSN: 5331-00-833-1428
NIINs: 008331428, 011602087
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
special_featuresCERTIFIED FREE FROM MERCURY CONTAMINATION
peripheral_diameter2.568 INCHES NOMINAL IN
center_hole_diameter2.352 INCHES MINIMUM AND 2.372 INCHES MAXIMUM IN
elongation_percentage160 MAXIMUM
special_test_featuresSPECIAL QUALITY CONTROL TESTING
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
departure_from_cited_documentAS MODIFIED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
criticality_code_justificationZZZW AND FEAT
NSN5331-00-833-1428
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28775-142 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.54 INCHES MINIMUM AND 2.69 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.54 INCHES MINIMUM AND 2.69 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.342 INCHES MINIMUM AND 2.382 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 9
120470Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
609285-05Reference document
Same NSN cross-reference
Reference document — Secondary reference
6089285-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
199821Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N304-75-142Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SR 832-75-142Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28775-142?
MS28775-142 is a O-RING.
What parts can replace MS28775-142?
There are 9 known substitutes for MS28775-142: 120470, 609285-05, 6089285-5 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28775-142?
MS28775-142 is cataloged in the U.S. Government catalog under NSN 5331-00-833-1428. This indicates validated use in U.S. government and defense supply chains.
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