243-5742 43.3 mm ID Fuel System Seal

Cat® rubber fuel system seal for fuel injectors

SKU: 243-5742 Category:

Description

Fuel system seals are designed and manufactured specifically to work in fuel systems, and use both an O-ring and a rectangular cross-section design.

Features

Cat® fuel system seals undergo additional advanced inspection to ensure reliable performance in this critical application. They are made from materials compatible with the fluids, temperatures and pressures in Cat fuel systems. These materials resist wear and extrusion, giving the seals excellent compression set resistance. In addition, some seals are coated with PTFE (Polytetrafluoroethylene) to minimize seal twisting and cutting during installation.

Our seals are dimensioned to strictly follow tight tolerances, ensuring they are properly seated in the seal groove with the right seal compression.

Cat sealing systems prevent leaks and contamination of more expensive parts. Genuine Cat® seals protect your investment.

Applications

Fuel system seals are used in engine fuel systems.

Specifications

Material Hardness75A
PolymerFKM (Fluorocarbon)
Cross-Section Diameter3.53 mm (0.139 in)
Inside Diameter43.3 mm (1.705 in)
MaterialFKM

Compatible Equipment

  • Engines: C175-16
  • Off-Highway Trucks: 796 AC, 793F, 797F, 798 AC, 794 AC

Additional information

Machine Model

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Equipment Type

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Part Source

Genuine OEM