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Technical Data Sheet
379318C1 ✓ 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 CAP,FILLER OPENING is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-741-0908, 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
379318C1
NSN: 5340-00-741-0908
FSC: 5340
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
Part Number379318C1
NSN5340-00-741-0908
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 379318C1 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
S0-66Interchangeable
interchangeable cross-reference
interchangeable
C066Interchangeable
interchangeable cross-reference
interchangeable
3851735Interchangeable
interchangeable cross-reference
interchangeable
ES0-66Interchangeable
interchangeable cross-reference
interchangeable
31066Interchangeable
interchangeable cross-reference
interchangeable
34150REVAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 379318C1?
379318C1 is a CAP,FILLER OPENING.
What parts can replace 379318C1?
There are 17 known substitutes for 379318C1: S0-66, C066, 3851735 and 14 more. Substitute compatibility should be verified for your specific system.
Is 379318C1 still available?
379318C1 is currently cancelled.
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