screws › tapping screws
AN531-6R8
Aeronautical Standard Tapping Screw
Description
Tapping Screw
Specifications
| Countersink Angle | 80.0 degrees minimum and 82.0 degrees maximum |
|---|---|
| Country of Origin | USA |
| Fastener Length | 0.500 |
| Head Diameter | 0.268 inches minimum and 0.269 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/2 |
| Material | Steel |
| Material Specification | Qq-s-685 cond n fed spec single material response |
| NIIN | 00-167-2914 |
| NSN | 5305-00-167-2914 |
| Nonmachine Thread Diameter | 0.137 |
| Nonmachine Thread Style | Dog type (type b or c) |
| Sold In | Per Package |
| Surface Treatment | Cadmium or zinc |
| Weight | .0015 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN531-6R6
- AN531-6R8
- AN531-6R10
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN531-6R8. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error