Wireline Sheaves
Everything you need to overhaul crown or traveling blocks:
- Wireline sheaves
- Bearings
- Seals
Wireline sheaves
Forum can supply wireline sheaves that meet your specific requirements. To obtain the part you need, just provide us with the following information:
- Sheave diameter
- Wireline size
- Pin diameter
Special requirements:
- AI 8A, API8C
- Material certification upon request
- Product & special configurations (Ex. fair leader sheaves)
Bearings
In stock – Wide range of taper roller bearings for use in wireline sheaves.
- Double cup design with interior chamfers and slots that allow lubrication through the shaft
- Ground cone rib outside diameer extends to enable the seal to run directly on the bearing
Seals
In stock – Seals for all sizes of taper rolling bearing.
Clark CE Series Seal
- Metal case provides superior rigidity
- Rubber encapsulation protects against corrosion

Illustration of Clark CE Series Seal mounted in the sheave with seal lip riding on the cone rib