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Technical Data Sheet
PartsTable / COMPONENT / SS1090-12
SS1090-12 ✓ 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,ANGLE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-733-6690, 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
SS1090-12
NSN: 5340-01-733-6690
FSC: 5340
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
Part NumberSS1090-12
NSN5340-01-733-6690
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SS1090-12 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
S1090Interchangeable
interchangeable cross-reference
interchangeable
SS1090Interchangeable
interchangeable cross-reference
interchangeable
31F593Interchangeable
interchangeable cross-reference
interchangeable
SS1090-13Interchangeable
interchangeable cross-reference
interchangeable
SS1090-17Interchangeable
interchangeable cross-reference
interchangeable
SS1090-15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS1090-12?
SS1090-12 is a BRACKET,ANGLE.
What parts can replace SS1090-12?
There are 7 known substitutes for SS1090-12: S1090, SS1090, 31F593 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SS1090-12?
SS1090-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-733-6690. 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