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MS9386-131ES — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS9386-131ES: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.859 INCHES MINIMUM AND 1.901 INCHES MAXIMUM IN, center_hole_diameter: 1.664 INCHES MINIMUM AND 1.684 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-416-9203, 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
MS9386-131ES
NSN: 5331-00-416-9203
FSC: 5331 — O-ring
CAGE: H2313 — ERIKS B.V. (NLD)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter1.859 INCHES MINIMUM AND 1.901 INCHES MAXIMUM IN
center_hole_diameter1.664 INCHES MINIMUM AND 1.684 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-00-416-9203
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS9386-131ES MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.859 INCHES MINIMUM AND 1.901 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 1.664 INCHES MINIMUM AND 1.684 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.859 INCHES MINIMUM AND 1.901 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER1.664 INCHES MINIMUM AND 1.684 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 6
AS9386-131Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS9386Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-131 S355-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-131TH1167Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS9386-131Reference document
Same NSN cross-reference
Reference document — Secondary reference
131-11737Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS9386-131ES?
MS9386-131ES is a O-RING.
What parts can replace MS9386-131ES?
There are 6 known substitutes for MS9386-131ES: AS9386-131, SAE-AS9386, 2-131 S355-75 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9386-131ES?
MS9386-131ES is cataloged in the U.S. Government catalog under NSN 5331-00-416-9203. This indicates validated use in U.S. government and defense supply chains.
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