TO 00591-03110-81

Frequently Asked Questions

Q: What is the TO 00591-03110-81 bearing cup?
A: The TO 00591-03110-81 is a Toyota OEM tapered roller bearing cup (race) for electric lift truck hub assemblies. It is manufactured to precise OEM specifications for fit and load capacity in Toyota forklift wheel and axle applications.

Q: What is the purpose of a bearing cup in a lift truck hub assembly?
A: The bearing cup provides the raceway surface for tapered roller bearings in hub assemblies. It must be installed with a matching cone and rollers to support radial loads from the wheel and manage combined thrust loads during steering and acceleration.

Q: Which Toyota electric forklift models use the TO 00591-03110-81?
A: This bearing cup fits select Toyota electric lift truck models. Verify your equipment model, serial range, and hub assembly design before ordering, as bearing cup dimensions and specifications vary across Toyota forklift product lines.

Q: What material specifications apply to the TO 00591-03110-81?
A: The TO 00591-03110-81 is manufactured from hardened bearing steel meeting Toyota OEM specifications for load-bearing applications. The raceway is precision ground to tolerance to ensure proper fit with tapered roller bearings and minimize play.

Q: Are there cross-reference part numbers for the TO 00591-03110-81?
A: No cross-reference part numbers are available for this bearing cup. Use the OEM part number TO 00591-03110-81 or manufacturer number 00591-03110-81 to ensure correct hub assembly fitment.