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 OVERALL, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, peripheral_diameter: 1.887 INCHES NOMINAL IN, center_hole_diameter: 1.599 INCHES MINIMUM AND 1.619 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 5331-00-171-6649, 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
MS28775-223
NSN:5331-00-171-6649 FSC:5331 — O-RING CAGE:13030 — LOCKHEED MARTIN SIPPICAN, INC. DIV COMMUNICATION DIVISION (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
peripheral_diameter
1.887 INCHES NOMINAL IN
center_hole_diameter
1.599 INCHES MINIMUM AND 1.619 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 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
5331-00-171-6649
COMPONENT DIAGRAM
KEY FEATURES
•
OUTSIDE DIAMETER: 1.864 INCHES MINIMUM AND 1.910 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 1.599 INCHES MINIMUM AND 1.619 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS28775-223?
MS28775-223 is a O-RING.
What parts can replace MS28775-223?
There are 25 known substitutes for MS28775-223: 17-6796-060-100, 65S27162, F224M2Z8 and 22 more. Substitute compatibility should be verified for your specific system.
Is MS28775-223 still available?
MS28775-223 is currently cancelled.
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