bolts › shear bolts
NAS6206-21D
Close Tolerance Bolt
Description
Close Tolerance Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Drilling | Drilled Head |
| Fastener Length | Between 1.751 inches and 1.781 inches |
| Grip | 1.312 in |
| Grip Diameter | Between 0.3735 inches and 0.3745 inches |
| Grip Length | Between 1.302 inches and 1.322 inches |
| Grip Tolerance | ±0.010 in |
| Hardness Rating | 36.0 rockwell c and 40.0 rockwell c |
| Head Height | Between 0.188 inches and 0.203 inches |
| Head Style | Dished hexagon |
| Head Type | Hexagon |
| Industry Standards/Certification | NAS6206 |
| Length | 1.766 in |
| Material | Steel |
| Material Specification | Ams 6322 assn standard 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-106-1121 |
| NSN | 5306-01-106-1121 |
| Shank Unthreaded Hole Diameter | 0.106 inches first hole and 0.116 inches first hole |
| Specification Data | 80205-nas6206 professional/industrial association specification |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 cl 2 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.3750 |
| Thread Direction | Right-hand |
| Thread Length | 0.454 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.3750-24, 3/8 |
| Weight | 0.007 lb |
| Width Between Flats | Between 0.554 inches and 0.564 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS6206-21D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error