PartsTable
Technical Data Sheet
L1122A ✓ 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 KEY BLANK 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 5340-00-234-4779, 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
L1122A
NSN: 5340-00-234-4779
FSC: 5340
CAGE: 14382 — EATON YALE LTD SUSPENSION DIV
SPECIFICATIONS
Part NumberL1122A
NSN5340-00-234-4779
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L1122A 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 5
990-4SInterchangeable
interchangeable cross-reference
interchangeable
124-109-51Interchangeable
interchangeable cross-reference
interchangeable
740040Interchangeable
interchangeable cross-reference
interchangeable
Y101Interchangeable
interchangeable cross-reference
interchangeable
L1122A-Y101Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L1122A?
L1122A is a KEY BLANK.
What parts can replace L1122A?
There are 5 known substitutes for L1122A: 990-4S, 124-109-51, 740040 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L1122A?
L1122A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-234-4779. This indicates validated use in U.S. government and defense supply chains.
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