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Technical Data Sheet
127-1665 ✓ 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

PARTS KIT,SEAL REPLACEMENT,MECHA. Key specifications include part_name_assigned_by_controlling_agency: SHARK BITE KIT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-506-5284, 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
127-1665
NSN: 5330-01-506-5284
FSC: 5330
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencySHARK BITE KIT
NSN5330-01-506-5284
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 127-1665 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 IDENTIFICATIONMODEL 428D,LOADER/BACKHOE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
6510NCM141608Interchangeable
interchangeable cross-reference
interchangeable
1271665Interchangeable
interchangeable cross-reference
interchangeable
FIN-0004-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 127-1665?
127-1665 is a PARTS KIT,SEAL REPLACEMENT,MECHA.
What parts can replace 127-1665?
There are 3 known substitutes for 127-1665: 6510NCM141608, 1271665, FIN-0004-01. Substitute compatibility should be verified for your specific system.
What is the NSN for 127-1665?
127-1665 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-506-5284. This indicates validated use in U.S. government and defense supply chains.
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