Product Description
SHAFT
Frequently Asked Questions
Q: What is the TO 00591-37918-81 shaft and what does it do?
A: The TO 00591-37918-81 is a rotating shaft assembly used in Toyota lift truck drivetrains, caster assemblies, or wheel hubs. It transfers torque and supports radial loads, requiring precision balance and alignment for smooth, quiet operation.
Q: Which Toyota lift truck models use the TO 00591-37918-81 shaft?
A: This shaft is compatible with Toyota electric pallet jacks and light-duty lift trucks from the 1990s to early 2000s model range. Confirm your exact model, serial range, and application before ordering to ensure correct fitment.
Q: What material is the TO 00591-37918-81 shaft made from?
A: The shaft is typically constructed from hardened steel alloy designed to withstand torsional stress, bending loads, and fatigue from repeated cycles. The surface may be polished or coated to resist corrosion and reduce wear on seals and bearings.
Q: What causes shaft failure?
A: Shaft failure results from metal fatigue under cyclic loading, impact damage, misalignment, lack of lubrication, or corrosion. Bent or cracked shafts produce vibration, noise, loss of power transmission, and potential complete equipment failure.
Q: How long does a shaft typically last?
A: Under normal operating conditions with proper maintenance and lubrication, a shaft can last 5 to 10 years or more. Frequent overload, improper alignment, or poor maintenance significantly reduces lifespan. Inspect regularly for bending, cracking, rust, or unusual wear.
Q: Are there cross-references or alternatives to the TO 00591-37918-81?
A: The TO 00591-37918-81 is the Toyota OEM part number. For equivalent shafts from other suppliers or to verify cross-compatibility with Crown, Raymond, or other brands, contact us directly with your equipment specifications.