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NAS1021N10
Locknut
Description
Thread Size: 5/8", Nut Height: 49/64", Head Width: 59/64"
Specifications
| Bearing Surface Type | Any acceptable |
|---|---|
| Locking Feature | Prevailing torque with nonmetallic insert |
| Material | Plastic |
| Nut Height | 0.766 |
| Surface Treatment | Cadmium |
| Temperature Rating | 250.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 18 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | UNF |
| Thread Size | 0.625 |
| Width Across Flats | 0.928 inches minimum and 0.940 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1021N10
- NAS1021N17
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS21044D10 MS 5/8-18 · Aluminum
- MS21045C10 MS 5/8-18 · CRES
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error