Quzhou Horbon Mining Parts Co., Ltd. is one of the leading manufacturers and suppliers of pitman in jaw crusher in China. With abundant experience, we are committed to providing high quality customized service and OEM service to global clients. Welcome to buy advanced pitman in jaw crusher made in China here from our factory. Contact us for quotation.
Is It Time to Replace Your Pitman In Jaw Crusher?
The pitman in jaw crusher is the highest-stress moving component in your crushing circuit. Unlike wear parts such as jaw plates, pitman housing failure is often gradual - and missed until it causes unplanned downtime. Procurement teams and maintenance managers sourcing a replacement pitman in jaw crusher should evaluate the following signals:
Visible surface cracking
around bearing seat bores or eccentric shaft contact zones
Abnormal vibration or noise
during crushing cycles indicating bearing seat wear or frame distortion
Repeated bearing failure
on the same unit - often a symptom of a fatigued pitman in jaw crusher housing rather than the bearing itself
Dimensional deviation on inspection
bore diameter out of tolerance, indicating the frame can no longer maintain shaft alignment
If any of the above apply, a direct replacement pitman in jaw crusher shell is the most cost-effective intervention before secondary damage propagates to the eccentric shaft or flywheel.
How to Assess Each Failure Signal
Visible surface cracking
Inspect bearing seat bores and eccentric shaft contact zones under adequate lighting. Hairline cracks under 2mm in non-load zones may be weld-repairable with proper pre-heat procedure. Cracks propagating into or around bearing bore walls are a replacement indicator - weld repair in this zone risks dimensional distortion of the bore, which then accelerates bearing failure.
Abnormal vibration or noise
If vibration onset is recent and correlates with a bearing change, suspect bore wear rather than the new bearing. A bore diameter deviation of +0.5mm or greater beyond OEM tolerance is sufficient to cause fretting and premature bearing failure. Measure with an inside micrometer at three axial positions; if readings are inconsistent, the frame is distorted.
Repeated bearing failure
Industry maintenance data indicates that when the same bearing position fails twice within one service interval, the root cause is the housing in approximately 60–70% of cases. Replacing the bearing a third time without addressing the pitman frame is a reliable indicator of a misdiagnosed failure mode.
Dimensional deviation on inspection
OEM bore tolerances for jaw crusher pitman housings in this class are typically H7 (ISO fit standard), meaning a nominal bore should hold within +0/+0.025mm for smaller bores or +0/+0.030mm for larger bores. Any measurement exceeding +0.5mm above nominal is beyond recoverable machining tolerance in most field conditions and indicates frame replacement.
Sourcing the Right Pitman In Jaw Crusher: Key Compatibility Criteria
| Compatibility Checkpoint | What to Verify |
|---|---|
| OEM Part Number | Cross-reference against PEV130 Part No. 3102130101 or your machine's BOM |
| Feed Opening Dimensions | Confirm against 1006mm × 946mm (PEV130 benchmark) or your model spec |
| Bearing Bore Diameter & Tolerance | Must match your existing eccentric shaft and bearing assembly |
| Linked Component Fitment | Verify against Movable Jaw Plate (3102130100) and Toggle Seat (3102130012) |
| Delivery State Required | Bare jaw crusher pitman shell vs. pre-assembled with bushings/bolt sleeves |
| Brand / Model | Metso / Sandvik / Terex / Trio / PEV130 / domestic universal models |
For full technical specifications and OEM part references, see our [Jaw Crusher Pitman product page]
Key Reference Parameters
Use the compatibility checklist below to verify your replacement pitman in jaw crusher against your original equipment spec before submitting an inquiry.
Product drawing
| Parameter | Value |
|---|---|
| Primary OEM Reference | PEV130 – Part No. 3102130101 |
| Feed Opening | 1006mm × 946mm |
| Interlinked Components | Movable Jaw Plate (3102130100) · Toggle Seat (3102130012) |
| MOQ | 5 Pieces |
| Lead Time | 15–30 Days |
Procurement & Supply Terms
Buyers sourcing a replacement pitman in jaw crusher through Horbon deal directly with the manufacturing facility - order status, dimensional drawings, and inspection records are accessible throughout the production cycle, with no intermediary handling your account.
- Trade Terms: FOB / CIF
Dispatch Ports: Shanghai · Ningbo
Export Packaging: Each pitman in jaw crusher housing is secured on heavy-duty steel or timber skids, braced to prevent frame shift and surface contact damage during ocean freight - critical for structural castings of this weight class.
Minimum Order: 5 Pieces
To request a quote, submit your crusher brand, model number, or OEM part number to Horbon. Engineering confirmation and factory-direct pricing are returned within 24 hours.
FAQ
Hot Tags: pitman in jaw crusher, China pitman in jaw crusher manufacturers, suppliers, factory
