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Technical Data Sheet
845031A7031 ✓ 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

HARDWARE KIT,ELECTRONIC EQUIPMEN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-313-7948, 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
845031A7031
NSN: 5340-01-313-7948
FSC: 5340
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)
SPECIFICATIONS
Part Number845031A7031
NSN5340-01-313-7948
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845031A7031 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 17
42C5280Upgraded Successor
successor cross-reference
successor
1983Upgraded Successor
successor cross-reference
successor
39Y7374Upgraded Successor
successor cross-reference
successor
27009HInterchangeable
interchangeable cross-reference
interchangeable
RA99000Interchangeable
interchangeable cross-reference
interchangeable
XHB-99000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845031A7031?
845031A7031 is a HARDWARE KIT,ELECTRONIC EQUIPMEN.
What parts can replace 845031A7031?
There are 17 known substitutes for 845031A7031: 42C5280, 1983, 39Y7374 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 845031A7031?
845031A7031 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-313-7948. This indicates validated use in U.S. government and defense supply chains.
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