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MS28775-007 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28775-007: 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, hardness_rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 0.285 INCHES NOMINAL IN, center_hole_diameter: 0.145 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-292-0577, 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
MS28775-007
NSN: 5331-00-292-0577
NIINs: 002920577, 008244541
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
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter0.285 INCHES NOMINAL IN
center_hole_diameter0.145 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
elongation_percentage160 MAXIMUM
cross-sectional_height0.070 INCHES NOMINAL IN
cross-sectional_shape_styleO-RING
material_document_and_classificationMIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN5331-00-292-0577
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28775-007 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: 0.274 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.274 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 8
M28775-007Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
04273-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3H442Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2635-088-38 ITEM 1-158Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-007 N304-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-007MIL-P- 25732Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28775-007?
MS28775-007 is a O-RING.
What parts can replace MS28775-007?
There are 8 known substitutes for MS28775-007: M28775-007, 04273-3, 3H442 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28775-007?
MS28775-007 is cataloged in the U.S. Government catalog under NSN 5331-00-292-0577. This indicates validated use in U.S. government and defense supply chains.
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