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Technical Data Sheet
116-3387 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: BACKHOE LOADER, MODEL 420D. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-514-6412, 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
116-3387
NSN: 5330-01-514-6412
FSC: 5330
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
end_item_identificationBACKHOE LOADER, MODEL 420D
NSN5330-01-514-6412
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 116-3387 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)
END ITEM IDENTIFICATIONBACKHOE LOADER, MODEL 420D
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
1659285Interchangeable
interchangeable cross-reference
interchangeable
7222Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 116-3387?
116-3387 is a GASKET.
What parts can replace 116-3387?
There are 2 known substitutes for 116-3387: 1659285, 7222. Substitute compatibility should be verified for your specific system.
What is the NSN for 116-3387?
116-3387 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-514-6412. This indicates validated use in U.S. government and defense supply chains.
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