Costex Tractor Parts Seal O Ring Part No: 8M4390
$0.40
Costex 8M4390 Seal O‑Ring is an OEM-grade silicone VMQ seal for CAT drivetrain oil lines. With 56.7 mm ID and 3.53 mm cross-section, it delivers leak-free reliability under pressure.
Specifications
The Costex 8M4390 Seal O‑Ring is precision-crafted to OEM Caterpillar standards for sealing drivetrain oil lines. Made from 70-durometer silicone (VMQ) with PTFE coating, this robust seal resists heat, oil, and deformation. With a 56.74 mm inner diameter and 3.53 mm cross-section (Dash 32), it ensures dependable, leak-proof performance in heavy-duty CAT machines like articulated dump trucks and compactors. Lightweight and easy to install, it offers long-lasting durability in demanding field applications.
Weight
0.01
Compatibility
Articulated Dump Truck D350E (2006)
Articulated Dump Truck D350E II (2008)
Earthmoving Compactor D400E (2009)
Articulated Dump Truck D350E II (2008)
Earthmoving Compactor D400E (2009)
Alternative Part Numbers
- 4L9204
- 8T7272
- Caterpillar 8M4390
