Product Description
Bishamon BI 81036004 is a 20 mm inside diameter bearing designed specifically for the OEM 2-3/4 inch load roller on Bishamon manual pallet jacks, including the BS-55 frame. Identified by OEM and manufacturer part number BI 81036004, with no known cross-reference or superseded part numbers available.
Compatibility: Fits pallet jacks made by Bishamon, model BS-55. Alternate model: BS55; BS 55. SKU: BI 81036004
Specifications
Part Numbers
| OEM Part Number | BI 81036004 |
| Manufacturer Part Number | BI 81036004 |
| Compatible Equipment Model | Bishamon BS-55 manual pallet jack frame |
Frequently Asked Questions
Q: What is the inside diameter of the BI 81036004 bearing?
A: The BI 81036004 has a 20 mm inside diameter. It is designed specifically for the OEM 2-3/4 inch load roller on Bishamon BS-55 manual pallet jacks. Verify your load roller bore size matches 20 mm before ordering.
Q: Which Bishamon pallet jack models use the BI 81036004 bearing?
A: The BI 81036004 is the OEM bearing for Bishamon BS-55 manual pallet jacks. Alternate model designations include BS55 and BS 55. This bearing fits the load roller assembly on these frames only.
Q: Are there cross-reference part numbers for the BI 81036004?
A: No. The BI 81036004 has no known cross-reference or superseded part numbers. Order by the OEM part number BI 81036004 only.
Q: What application does the BI 81036004 bearing serve on a BS-55 jack?
A: The BI 81036004 is the load roller bearing. It supports radial loads from the load wheels and must rotate freely to allow the pallet jack to move forward and backward smoothly during operation.
Q: How often should the BI 81036004 bearing be replaced?
A: Bearing lifespan depends on load cycles and maintenance. Replace the BI 81036004 if you observe rough rotation, grinding noise, or lateral play in the load roller. Regular lubrication extends bearing life.