Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, peripheral_diameter: 5.275 INCHES NOMINAL IN, center_hole_diameter: 4.710 INCHES MINIMUM AND 4.740 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-579-3160, 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
MS28775-427
NSN:5331-00-579-3160 FSC:5331 — O-RING CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
RUBBER
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
peripheral_diameter
5.275 INCHES NOMINAL IN
center_hole_diameter
4.710 INCHES MINIMUM AND 4.740 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
criticality_code_justification
ZZZY
reference_number_differentiating_characteristics
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN
5331-00-579-3160
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 4.710 INCHES MINIMUM AND 4.740 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 5.230 INCHES MINIMUM AND 5.320 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS28775-427?
MS28775-427 is a O-RING.
What parts can replace MS28775-427?
There are 16 known substitutes for MS28775-427: 7377427, 3661341, 622754 and 13 more. Substitute compatibility should be verified for your specific system.
Is MS28775-427 still available?
MS28775-427 is currently cancelled.
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