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MS28775-013 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28775-013: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZW. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-684-3420, 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
MS28775-013
NSN: 5331-00-684-3420
NIINs: 006843420, 016651225
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
criticality_code_justificationZZZW
NSN5331-00-684-3420
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28775-013 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: 0.555 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.555 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); ARMORED MULTI-PURPOSE VEHICLE (AMPV)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 9
19485Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
16606A79-89Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1446-13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
547309Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PRP013C0MP7377Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ASC1314762Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28775-013?
MS28775-013 is a O-RING.
What parts can replace MS28775-013?
There are 9 known substitutes for MS28775-013: 19485, 16606A79-89, 1446-13 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28775-013?
MS28775-013 is cataloged in the U.S. Government catalog under NSN 5331-00-684-3420. This indicates validated use in U.S. government and defense supply chains.
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