425-7486
304.8mm Outer Diameter Head Seal
304.8 mm OD telescoping hoist cylinder head seal.
Description
Multi-stage hoist cylinders cycle through huge pressure spikes while lifting heavy dump bodies, demanding a seal that handles side load distortion without blowing by. Molded to sit inside the cylinder gland, this dual-lip profile hugs both sliding…
Overview
Multi-stage hoist cylinders cycle through huge pressure spikes while lifting heavy dump bodies, demanding a seal that handles side load distortion without blowing by. Molded to sit inside the cylinder gland, this dual-lip profile hugs both sliding barrel faces simultaneously to keep oil in and dust out as the stages telescope up and down.
Features
- Outer diameter: 304.8 mm (12.0 in)
- Dual inner and outer diameter dynamic sealing lips
- Heavy extrusion resistance under peak hoist relief pressures
- Tolerates hydraulic oil operating temperature swings
Applications
Head gland sealing for multi-stage hydraulic hoist cylinders on off-highway dump trucks and tipping bodies.
Specifications
| Brand | Caterpillar |
|---|
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