The O-RING is a the manufacturer industrial component. Key specifications include temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, peripheral_diameter: 0.495 INCHES NOMINAL IN, center_hole_diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN, cross-sectional_height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN, criticality_code_justification: ZZZW. This part is cataloged in the U.S.
Government catalog under NSN 5331-00-805-2966, 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
MS28778-4
NSN:5331-00-805-2966 NIINs:008052966, 011633688, 013318137 FSC:5331 — O-ring CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
temp_rating
-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating
90.0 SHORE DUROMETER A NOMINAL
peripheral_diameter
0.495 INCHES NOMINAL IN
center_hole_diameter
0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
cross-sectional_height
0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
departure_from_cited_document
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
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FREQUENTLY ASKED QUESTIONS
What is MS28778-4?
MS28778-4 is a O-RING.
What parts can replace MS28778-4?
There are 7 known substitutes for MS28778-4: AN-6290-4, D6-4, AS28778-4 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28778-4?
MS28778-4 is cataloged in the U.S. Government catalog under NSN 5331-00-805-2966. This indicates validated use in U.S. government and defense supply chains.
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