Caterpillar FKM O-Ring – 1135304 (5.33 x 50.17mm, 75A, C7 C11 C13 C15 C18 3406 3408)

The Caterpillar 1135304 O-Ring Seal is designed to provide reliable, leak-resistant sealing in Caterpillar engines and heavy equipment. Manufactured from high-quality FKM (fluoroelastomer) rubber, this durable seal offers excellent resistance to petroleum-based fluids, lubricants, hydraulic fluids, and elevated operating temperatures.

Featuring a 75 Shore A hardness and PTFE coating, this O-ring helps reduce installation damage, resist compression set, and maintain dependable sealing performance in demanding operating conditions.

Ideal for maintenance, repairs, and equipment servicing, the Caterpillar 1135304 O-Ring helps protect critical components from fluid leaks and contamination.

Product Features:

• Brand: Caterpillar (CAT)

• Part Number: 1135304

• Part Type: O-Ring / Seal

• Material: FKM Fluoroelastomer Rubber

• Hardness: 75 Shore A

• Coating: PTFE

• Inside Diameter: 1.975 inches

• Outside Diameter: 2.395 inches

• Cross Section: 0.21 inches

• SAE AS568 Dash Size: -329

• Operating Temperature: -40°F to 350°F

Applications:

Designed for use in various Caterpillar engines, heavy equipment, generators, and industrial machinery. Applications include select Caterpillar C10, C11, C13, C15, C18, 3406, 3408, and 3412 engine platforms.

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