Product Description
Restrictor O-Ring
Frequently Asked Questions
Q: What is the PU B-1-38B restrictor O-ring used for?
A: The PU B-1-38B is an OEM restrictor O-ring designed for manual pallet jack hydraulic systems. It manages hydraulic flow restriction in the jack assembly to control lowering speed and pressure regulation under load.
Q: Which manual pallet jack models accept the PU B-1-38B restrictor O-ring?
A: The PU B-1-38B fits Pallet Mule brand manual pallet jacks. Verify your equipment manufacturer and model designation before ordering to confirm compatibility with your specific jack assembly.
Q: What material is the PU B-1-38B made from?
A: The PU B-1-38B is manufactured from elastomer material rated for hydraulic fluid compatibility and designed to withstand the pressure and flow conditions of manual pallet jack systems.
Q: How long does a restrictor O-ring typically last in manual pallet jack service?
A: Service life depends on frequency of use, fluid condition, and operating temperatures. Replace the O-ring if you observe slower-than-normal lowering speed or hydraulic fluid leakage around the restrictor area.
