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: 5.762 INCHES NOMINAL IN, center_hole_diameter: 5.461 INCHES MINIMUM AND 5.507 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 5331-01-084-7947, 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
MS28775-254
NSN:5331-01-084-7947 FSC:5331 — O-RING CAGE:81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
outside_diameter
5.762 INCHES NOMINAL IN
center_hole_diameter
5.461 INCHES MINIMUM AND 5.507 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
5331-01-084-7947
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
OUTSIDE DIAMETER: 5.719 INCHES MINIMUM AND 5.805 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS28775-254?
MS28775-254 is a O-RING.
What parts can replace MS28775-254?
There are 15 known substitutes for MS28775-254: 1866-32, S8-32, 2-157 N304-75 and 12 more. Substitute compatibility should be verified for your specific system.
Is MS28775-254 still available?
MS28775-254 is currently cancelled.
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