Jaw Plate Jaw Plate Jaw Plate 
Cheek Plate Jaw Plate Cheek Plate Wedge Wedge Pitman Cheek Plate 
Front Frame Frame Side Plate 
Toggle Seat Holder 
Toggle Seat Pitman Main Shaft 
Flywheel 
Flywheel Return Rod 
Toggle Plate Spring 
Vibration Damper Roller Bearing 
Conical Clamping Ring Return Rod Damper 
Hammer Screw Motor Jaw Plate Spring Joint 
Bearing Housing
Jaw Crusher Spare Parts
In a jaw crusher, jaw plates and cheek plates are regularly replaced wear parts, while the pitman, eccentric shaft, toggle plate, flywheel and bearings determine the crusher’s mechanical life. The gallery above shows some of the parts we keep in stock.
Main Parts
- Jaw plates and cheek (side) plates
- Pitman and eccentric shaft, bearings
- Toggle plate and seats
- Flywheel, tension rod and springs
- Jaw wedges and clamping bolts, adjustment system parts
- Main frame repair parts
Replacement and Stock Planning
- Turn jaw plates as they wear to use their second life
- The toggle plate is a safety part; check it together with its seats
- Monitor bearing temperature and flywheel belt tension regularly
- Keep one set of jaw and cheek plates in stock
Information Needed for Ordering
- Machine brand, model and serial number
- Part name and part number if available
- Photo and main dimensions of the old part
- Material or hardness preference and quantity
Frequently Asked Questions
How is the jaw plate profile chosen?
Heavy teeth for hard, abrasive material, sharp teeth where flaky product is a problem, and flatter profiles for fine material (jaw plates guide).
Why does the pitman bearing overheat?
Insufficient or dirty lubrication, wrong bearing clearance, overload and misalignment are the main causes (pitman guide).
Detailed guides: what is a jaw crusher, jaw crusher spare parts guide, jaw plates.