National Stock number : 5306-01-185-2197
Machine Bolt
| Available Quantity | 5,316 |
| Available Conditions | NS NE AR |
| Classification | Bolts - FSC 5306 |
| Schedule B | 7508900000 |
| Stock Check Date | 03/30/2026 |
Part-Number.info Quality System
- ISO 9001:2015 + AS9120B Certifed
- Audited supply chain
- Counterfeit Parts Prevention
- 100% Product Inspections
- 7 Year Record Retention
- HAZMAT Certified
- ITAR and DDTC Registered
Product Properties
Description
Machine Bolt
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
0.516in. and 0.556in. ⁓9/16"
Fastener Length
0.615in. and 0.635in. ⁓41/64"
Head Style
double hexagon w/hole
Head Height
0.293in. and 0.313in. ⁓21/64"
Width Between Flats
0.305in. and 0.313in.
Extended Washer Diameter
0.428in. and 0.448in.
Extended Washer Thickness
0.060in. and 0.070in.
Nominal Thread Diameter
0.250in. ⁓1/4"
Grip Length
0.079in. and 0.099in.
Features Provided
finished head
Thread Quantity Per Inch
28
Hardness Rating
32.0 rockwell c and 42.0 rockwell c
Surface Finish
32.0 microinches threads
Material
nickel alloy
Material Document And Classification
ams 5708 assn std single material response
Thread Series Designator
unjf
