Product Description
OD: 1.375 inch or 35MM; ID: 0.625 inch or 16MM; Width: 0.433 inch or 11MM
Frequently Asked Questions
Q: What are the specifications of the BS 99502H bearing?
A: The BS 99502H has an outer diameter of 1.375 inches (35MM), inner diameter of 0.625 inches (16MM), and width of 0.433 inches (11MM). This compact bearing is used in small-diameter applications such as pump drives, motor shafts, or auxiliary drive assemblies in pallet jacks. Verify bore and mounting dimensions before ordering.
Q: What is the H designation on the BS 99502H bearing?
A: The H designation typically indicates a specific internal clearance or manufacturing specification that improves performance under certain operating conditions. The exact meaning depends on the bearing manufacturer standard. Contact us to confirm whether the H designation matches your equipment replacement requirement.
Q: Which pallet jack components use the BS 99502H bearing?
A: The BS 99502H is commonly used in motor bearings, pump assembly supports, and auxiliary drive shafts on electric pallet jacks from Crown, Toyota, Raymond, Yale, and similar brands. The compact 35MM outer diameter fits tight engine and motor mounting spaces. Verify your equipment model and component location before ordering.
Q: Is the BS 99502H sealed or open design?
A: The BS 99502H designation does not specify seals. If you need seal protection for wet or dusty environments, confirm the exact seal configuration (2RS, RS, or open). Contact us with your full equipment model and serial number to ensure you receive the correct seal type for your operating conditions.
Q: What is the typical service life of the BS 99502H bearing?
A: In normal electric pallet jack operation, the BS 99502H should last 4-7 years depending on duty cycle and maintenance. Continuous-operation facilities may see 2-4 year lifespan. Monitor for noise, vibration, or overheating around motor and pump areas. Replace if any of these symptoms appear or after major equipment repairs.
Q: How do I diagnose motor or pump bearing failure?
A: Listen for squeaking or grinding from the motor or pump. Feel for vibration in the equipment frame during operation. Check for overheating in the motor or pump housing. Rough or sluggish equipment operation with no other obvious cause often indicates bearing wear. Replace immediately if internal seizure is suspected to prevent motor damage.