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MS9386-139 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS9386-139: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, temp_rating: -85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF, center_hole_diameter: 2.165 INCHES MINIMUM AND 2.185 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: LLB5K0090, criticality_code_justification: AGAV. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-478-5066, 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
MS9386-139
NSN: 5331-01-478-5066
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER
temp_rating-85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
center_hole_diameter2.165 INCHES MINIMUM AND 2.185 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identificationLLB5K0090
criticality_code_justificationAGAV
material_document_and_classificationAMS 7267 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-01-478-5066
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS9386-139 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
•
TEMP RATING: -85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7267 ASSN STD SINGLE MATERIAL RESPONSE
•
COLOR: BLACK
•
CENTER HOLE DIAMETER: 2.165 INCHES MINIMUM AND 2.185 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
TEMP RATING-85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONAGAV
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7267 ASSN STD SINGLE MATERIAL RESPONSE
COLORBLACK
CENTER HOLE DIAMETER2.165 INCHES MINIMUM AND 2.185 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONLLB5K0090
MATERIALRUBBER
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 1
SAE-AS9386Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS9386-139?
MS9386-139 is a O-RING.
What parts can replace MS9386-139?
There is 1 known substitute for MS9386-139: SAE-AS9386. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9386-139?
MS9386-139 is cataloged in the U.S. Government catalog under NSN 5331-01-478-5066. This indicates validated use in U.S. government and defense supply chains.
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