One New Aftermarket Replacement Brake Diaphragm for Caterpillar (Cat) Construction Equipment

This aftermarket replacement brake diaphragm replaces Caterpillar (Cat) OEM part number 1716696 and cross-reference number 4J4282. The diaphragm is a critical sealing component in the air brake or hydraulic brake actuator system, maintaining pressure and ensuring reliable braking performance on heavy construction machines including scrapers, off-highway trucks, and track-type dozers.

Specifications

• Outside Diameter: 80.26 mm (3.159 in)
• Material Thickness: 2.62 mm (0.103 in)
• Weight: approximately 0.1 lbs

Compatible Models

Caterpillar Scrapers: 615, 621B

Caterpillar Off-Highway Trucks: 769C, 773B, 776, 777, 785

Caterpillar Track-Type Tractors / Dozers: D9H

Caterpillar Skidders / Logging: 528

Replaces Part Number(s):

1716696, 4J4282

Aftermarket Interchange Numbers

1168696, 1558366, 3844811

New aftermarket replacement part - not remanufactured, not used.