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 FLUOROCARBON CLASS FPM, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.108 INCHES MINIMUM AND 2.154 INCHES MAXIMUM IN, center_hole_diameter: 1.908 INCHES MINIMUM AND 1.942 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-182-3687, 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
MS9388-135
NSN:5331-00-182-3687 FSC:5331 — O-RING CAGE:96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER FLUOROCARBON CLASS FPM
hardness_rating
75.0 SHORE DUROMETER A NOMINAL
outside_diameter
2.108 INCHES MINIMUM AND 2.154 INCHES MAXIMUM IN
center_hole_diameter
1.908 INCHES MINIMUM AND 1.942 INCHES MAXIMUM IN
elongation_percentage
125 MAXIMUM
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN
5331-00-182-3687
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.915 INCHES MINIMUM AND 1.935 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS9388-135?
MS9388-135 is a O-RING.
What parts can replace MS9388-135?
There are 5 known substitutes for MS9388-135: 5331PL2178645, AS3209-135, 2-135-77-545 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9388-135?
MS9388-135 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-182-3687. This indicates validated use in U.S. government and defense supply chains.
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