Machine Bolt - NAS428H3-16
National Aerospace Standard Part
Description: Machine Bolt
Part number: NAS428H3-16
Product Overview:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
Features and Specification:
| Thread Class | : | 3a |
| Surface Treatment Specification | : | Qq-p-416 type 2 class 2 federal specification single treatment response |
| Surface Treatment | : | Cadmium and chromate |
| Specification Data | : | 80205-nas428 professional/industrial association standard |
| Min. Tensile Strength (psi) | : | 125000 pounds per square inch |
| Material Specification | : | Mil-s-5626 military specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6050 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6758 military specification 5th material response or ams 6300 assn standard 6th material response |
| Material | : | Steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 |
| Hole Quantity | : | 1 |
| Hole Type | : | Drilled |
| Hole Diameter | : | 0.035" inches |
| Head Style | : | Crowned hexagon |
| Hole Configuration Style | : | Hexagon flats |
| Head Height | : | Between 0.099" inches and 0.119" inches |
| Hardness Rating | : | 26.0 rockwell c and 32.0 rockwell c |
| Features Provided | : | Finished head |
| Fastener Length | : | Between 1.750" inches and 1.812" inches |
| Thread Diameter | : | 0.190" inches |
| Thread Direction | : | Right-hand |
| Thread Length | : | Between 1.688" inches and 1.812" inches |
| Thread Series Designator | : | Unf (fine thread) |
| Thready Qty Per Inch (tpi) | : | 32 |
| Width Between Flats | : | Between 0.365" inches and 0.377" inches |
Between AirParts' branded hardware products, and our Seller's hardware offerings, we have hundreds of thousands of hardware parts in stock.
| Dimensions | |
|---|---|
| Weight | 0.148 lbs |
| Specifications | |
|---|---|
| ATA Chapter | 20 ATA Standard Practices |
| Available Conditions | NE / NS |
| Country of origin | United States |
| ECCN / USML | EAR99 |
| FAA Approval Code | STD |
| Material | Steel |
| NSN | 5306-00-116-2371 |
| Schedule B | 7318.15.8085 |
| Type | Bolt |
| Units of Measure (UoM) | Each |
| Condition status | NE - New |