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MS28775-042 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28775-042: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, peripheral_diameter: 3.379 INCHES NOMINAL IN, center_hole_diameter: 3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-051-5542, 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
MS28775-042
NSN: 5331-01-051-5542
NIINs: 010515542, 012188849
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
peripheral_diameter3.379 INCHES NOMINAL IN
center_hole_diameter3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
elongation_percentage160 MAXIMUM
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN5331-01-051-5542
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28775-042 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 8
2-042 N674-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-042N304-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
080-49800-143Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2-042 N304-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
177711-042Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS568-042Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 MS28775-042?
MS28775-042 is a O-RING.
What parts can replace MS28775-042?
There are 8 known substitutes for MS28775-042: 2-042 N674-70, 2-042N304-70, 080-49800-143 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28775-042?
MS28775-042 is cataloged in the U.S. Government catalog under NSN 5331-01-051-5542. This indicates validated use in U.S. government and defense supply chains.
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