318-2574 3 x 34.5 mm 70A NBR O-Ring

O-Ring

SKU: 318-2574 Category:

Description

O-rings are used for static sealing and some dynamic applications.

Features

Cat® O-rings are made from materials compatible with the fluids, temperatures and pressures in Cat engines and machines. These materials resist wear and extrusion, giving the seals excellent compression set resistance. In addition, some Cat O-rings are coated with PTFE to minimize seal twisting and cutting during installation.

Our O-rings are dimensioned to strictly adhere to tight tolerances, ensuring they fit properly in the seal groove with the necessary seal compression.

With more than 2500 different sizes and materials of O-rings, Cat O-rings are the best solution for the O-ring needs of your Cat and other mobile equipment.

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

Applications

O-rings are used in many static and dynamic joints in Cat machines and engines.

Specifications

PolymerNBR (Nitrile butadiene)
Dash Size918 in
Material Hardness70A
Cross-Section Diameter3 mm (0.12 in)
Inside Diameter34.5 mm (1.36 in)

Compatible Equipment

  • Generator Sets: 3516C, 3512B
  • Excavators: 3512C, 3516B, 3508B

Additional information

Machine Model

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Equipment Type

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Part Source

Genuine OEM