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NAS1027A4
Corner Locknut Plate
Description
Thread Size: 1/4", Nut Length: 29/32", Nut Height: 3/8"
Specifications
| Countersink Angle | 120.0 degrees nominal nut |
|---|---|
| Distance From Aperture Center To Mounting Hole Center | 0.495 inches minimum and 0.505 inches maximum |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | Steel |
| Mounting Hole Arrangement Style | 2 holes |
| Mounting Hole Diameter | 0.098 inches minimum and 0.103 inches maximum |
| Nut Height | 0.375 inches maximum |
| Nut Length | 0.906 inches maximum |
| Nut Mounting Provision | Straight holes |
| Nut Style | Plate |
| Plate Thickness | 0.075 inches maximum |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,type2,class1 fed std single treatment response or qq-p-416,type2,class2 fed std single treatment response or qq-p-416,type2,class3 fed std single treatment response |
| Temperature Rating | 450.0 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.
- NAS1027A4
- NAS1027A08
Cross-reference
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Catalog data updated 2026-07-05. Report a data error