bolts › machine bolts
NAS428-3A11
1.125 Inch Length NAS428 Crowned Hexagon Head Bolt
Description
Fastener Length: 1-1/8", Thread: 10-32, Thread Length: 1-3/32"
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | 1.125 |
| Features Provided | Finished head |
| Grip Length | 0.031 inches minimum and 0.062 inches maximum |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.109 |
| Head Style | Crowned hexagon |
| Head Type | Hexagon |
| Industry Standards/Certification | NAS428 |
| Length | 1 1/8, 1.125 in |
| Material | Steel |
| Material Specification | Mil-b-6812 mil spec all material responses |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 1.063 inches minimum and 1.094 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNF |
| Thread Size | 0.1900-32, 10 |
| Weight | .005 lb |
| Width Between Flats | 0.375 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS428-3A11. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error