353-3679 Lip Seal
Cat® Lip Seal
Description
Cat lip seals are used in rotating applications to keep oil inside the machine and protect the machine from external contamination. The seals are expertly designed for durability and reliable performance, providing extra protection in most extreme environments.
Features
- Primary Seal Material: Rubber (HNBR)
- Shaft Diameter: 31.75 mm (1.25 in)
- Bore Diameter: 54 mm (2.12 in)
- Width: 9.52 mm (0.37 in)
Applications
Cat lip seals are used in low- to medium-speed rotating applications such as transmissions and pumps.
Specifications
| Material | Carbon Steel |
|---|---|
| Hole Diameter | 54 mm (2.1 in) |
| Outside Diameter | 54.1 mm (2.130 in) |
| Primary Seal Material | HNBR (Hydrogenated Nitrile Rubber) |
| Seal Type | Lip |
| Shaft Diameter | 31.8 mm (1.250 in) |
| Style | SB |
| Width | 9.5 mm (0.375 in) |
Compatible Equipment
- Cold Planers: PL87, PL83
- Dozers: D8R, D8T, D7E, D6R LGP, D6R, D8, D6T, D6R XL, D7, D6R II
- Excavators: 3508B







