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NAS1031C4K
Two Lug Locknut Plate
Description
Thread Size: 1/4", Nut Length: 1-9/32", Nut Height: 3/8"
Specifications
| Center To Center Distance Between Mounting Holes Along Length | 0.998 inches minimum and 1.002 inches maximum |
|---|---|
| Countersink Angle | 120.0 degrees nominal nut |
| Distance From Aperture Center To Mounting Hole Center | 0.500 |
| Features Provided | Floating nut |
| Locking Feature | Prevailing torque all metal design |
| Material | Steel |
| Mounting Hole Arrangement Style | 2 holes |
| Mounting Hole Countersink Angle | 98.0 degrees minimum and 102.0 degrees maximum |
| Mounting Hole Diameter | 0.098 inches minimum and 0.103 inches maximum |
| Mounting Provision Location | Opposite nut projection side |
| Nut Height | 0.387 inches maximum |
| Nut Length | 1.296 inches maximum |
| Nut Mounting Provision | Countersunk holes |
| Nut Style | Plate |
| Plate Thickness | 0.075 inches maximum |
| Plate Width | 0.516 inches maximum |
| Precious Material | Silver |
| Surface Treatment | Silver |
| Surface Treatment Specification | Ams 2410 assn std single treatment response |
| Temperature Rating | 800.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Size | 0.250 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1031C04
- NAS1031C4K
- NAS1031C5
- NAS1031C7
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1031C4K. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error