The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM, temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.641 INCHES NOMINAL IN, center_hole_diameter: 2.415 INCHES MINIMUM AND 2.435 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5331-00-864-7206, 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
MS9388-143
NSN:5331-00-864-7206 FSC:5331 — O-ring CAGE:96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
temp_rating
-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating
75.0 SHORE DUROMETER A NOMINAL
outside_diameter
2.641 INCHES NOMINAL IN
center_hole_diameter
2.415 INCHES MINIMUM AND 2.435 INCHES MAXIMUM IN
elongation_percentage
125 MAXIMUM
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN
5331-00-864-7206
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.641 INCHES NOMINAL IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 2.415 INCHES MINIMUM AND 2.435 INCHES MAXIMUM IN
•
MATERIAL: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
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FREQUENTLY ASKED QUESTIONS
What is MS9388-143?
MS9388-143 is a O-RING.
What parts can replace MS9388-143?
There are 5 known substitutes for MS9388-143: 143-16207, MS9388-143ES, V0747 2-143 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9388-143?
MS9388-143 is cataloged in the U.S. Government catalog under NSN 5331-00-864-7206. This indicates validated use in U.S. government and defense supply chains.
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