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 BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, outside_diameter: 6.137 INCHES NOMINAL IN, center_hole_diameter: 5.836 INCHES MINIMUM AND 5.882 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-038-0926, 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
MS28775-257
NSN:5331-01-038-0926 FSC:5331 — O-RING CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
outside_diameter
6.137 INCHES NOMINAL IN
center_hole_diameter
5.836 INCHES MINIMUM AND 5.882 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justification
ADYT
NSN
5331-01-038-0926
COMPONENT DIAGRAM
KEY FEATURES
•
MATERIAL: RUBBER
•
OUTSIDE DIAMETER: 6.094 INCHES MINIMUM AND 6.180 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 5.836 INCHES MINIMUM AND 5.882 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS28775-257?
MS28775-257 is a O-RING.
What parts can replace MS28775-257?
There are 16 known substitutes for MS28775-257: 2646, 02-0646-00, SS55506LY1ZF and 13 more. Substitute compatibility should be verified for your specific system.
Is MS28775-257 still available?
MS28775-257 is currently cancelled.
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