Product Description
BEARING assembly (SINGLE SHIELD)
Frequently Asked Questions
Q: What are the key specifications of the 7603420 bearing assembly?
A: The 7603420 is a single shield bearing assembly designed for manual pallet jack load wheels and casters. It provides protection against debris on one side and an open side for greasing access. Verify bore, outer diameter, and width dimensions against your equipment specifications before ordering.
Q: Which pallet jack brands and models use the 7603420 bearing?
A: The 7603420 is compatible with manual pallet jacks from Crown, Toyota, Raymond, Yale, Hyster, and similar OEMs. Confirm fitment by cross-referencing your jack model and serial number with parts diagrams or contacting us with your equipment details.
Q: What does the single shield protection provide on the 7603420?
A: The single shield protects the bearing race and ball elements from water, dust, and debris on the shielded side. The open side allows for grease injection during maintenance. This design balances contamination resistance with serviceability.
Q: What is the recommended maintenance interval for the 7603420 bearing?
A: Apply multi-purpose lithium grease to the 7603420 bearing quarterly or every 500 operating hours. Ensure the pallet jack is on a flat surface and use a grease gun to apply a thin, even coat through the open shield side. Avoid over-greasing.
Q: How long does the 7603420 bearing assembly last before replacement?
A: The 7603420 bearing typically provides 3 to 5 years of service with regular greasing and normal operating loads. Factors affecting lifespan include load rating, hours of use, environmental conditions, and maintenance consistency. Replace the bearing if you notice grinding sounds, rough rotation, or corrosion.
