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MS14145-3
Castellated Nut
Description
Castellated Nut
Specifications
| Bearing Surface Finish | 125.0 microinches |
|---|---|
| Features | Lightweight |
| Industry Standards/Certification | MS14145 |
| Locking Feature | Prevailing torque all metal design |
| Lubricant | Non-Dry Lubricant |
| Lubrication | Soluble lubricant |
| Material | Steel |
| Maximum Dimension A | 0.325 in |
| Maximum Dimension H | 0.203 in |
| Maximum Dimension W | 0.252 in |
| Minimum Dimension B | 0.291 in |
| Minimum Dimension C | 0.277 in |
| Minimum Dimension H | 0.173 in |
| Minimum Dimension W | 0.243 in |
| NIIN | 01-125-9030 |
| NSN | 5310-01-125-9030 |
| Nut Style | Slotted hexagon |
| Overall Height | Between 0.173 inches and 0.203 inches |
| Service Temperature | 450 ºF |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Type 2 cl 2 federal specification single treatment response qq-p-416 |
| Temperature Rating | 450 degrees fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread MIL-S-8879 | 0.1900-32 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.1900-32 |
| Type | Self-Locking Castellated Nut |
| Washer Outside Diameter | 0.325 |
| Washer Thickness | 0.020 |
| Weight | 0.001 lb |
| Width Across Flats | Between 0.243 inches and 0.252 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS14145-3
- MS14145-5
- MS14145-12
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS14145-3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error