Product Description
Crown CR 060021-58 Castle Nut for Electric Lift Truck; OEM specification locking fastener, hexagonal castle nut, metric coarse thread, steel Grade 4 construction, used for secure axle/pivot retention in industrial lift trucks. No cross-reference equivalents available.
Specifications
Material & Construction
| Steel Grade | Grade 4 (based on industry catalog data) |
| Finish/Coating | Non-plated, bright chromate, or trivalent chromate (dependent on manufacturer batch) |
Part Numbers
| OEM Part Number | CR 060021-58 |
Frequently Asked Questions
Q: What is the CR 060021-58 Castle Nut used for?
A: The CR 060021-58 is an OEM specification locking fastener designed for secure axle and pivot retention in Crown electric lift trucks. The hexagonal castle nut design with cotter pin holes prevents vibration loosening in high-stress assembly points.
Q: What are the material specifications for CR 060021-58?
A: CR 060021-58 is manufactured from Steel Grade 4 construction with non-plated, bright chromate, or trivalent chromate finish coating depending on manufacturer batch. The metric coarse thread design meets Crown OEM specifications for industrial lift truck applications.
Q: What equipment models does the CR 060021-58 fit?
A: The CR 060021-58 is designed for Crown electric lift trucks requiring metric coarse thread castle nuts for axle retention assemblies. No cross-reference equivalents are available from other manufacturers for this Crown-specific specification.
Q: When should the CR 060021-58 castle nut be replaced?
A: Replace the CR 060021-58 if the castle nut is stripped, the locking notches are damaged, or if the cotter pin hole is enlarged. During lift truck maintenance, verify the castle nut remains tight and the cotter pin is present and intact.