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Technical Data Sheet
PartsTable / COMPONENT / 9379991
9379991 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include special_features: MATERIAL ALUMIUM 5083-H323 OR H321 SPEC QQ-A-250/6; OVERALL DIMENSIONS 22.90 IN LONG,9.94 IN HIGH,4.15 IN WIDE 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 5340-01-266-9600, 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
9379991
NSN: 5340-01-266-9600
FSC: 5340
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
special_featuresMATERIAL ALUMIUM 5083-H323 OR H321 SPEC QQ-A-250/6; OVERALL DIMENSIONS 22.90 IN LONG,9.94 IN HIGH,4.15 IN WIDE IN
NSN5340-01-266-9600
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9379991 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMATERIAL ALUMIUM 5083-H323 OR H321 SPEC QQ-A-250/6; OVERALL DIMENSIONS 22.90 IN LONG,9.94 IN HIGH,4.15 IN WIDE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
12297964Interchangeable
interchangeable cross-reference
interchangeable
12294985Interchangeable
interchangeable cross-reference
interchangeable
9381017Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9379991?
9379991 is a BRACKET,MOUNTING.
What parts can replace 9379991?
There are 3 known substitutes for 9379991: 12297964, 12294985, 9381017. Substitute compatibility should be verified for your specific system.
What is the NSN for 9379991?
9379991 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-266-9600. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026