National Stock number : 5306-01-044-2979
Shoulder Bolt
| Available Quantity | 632 |
| Available Conditions | NE |
| Classification | Bolts - FSC 5306 |
| Schedule B | 7318152000 |
| Stock Check Date | 01/27/2026 |
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
Shoulder Bolt
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
0.441in. and 0.508in. ⁓33/64"
Fastener Length
1.389in. and 1.436in. ⁓1-7/16"
Head Style
double hexagon
Head Height
0.177in. and 0.197in. ⁓13/64"
Width Between Flats
0.492in. and 0.502in.
Shoulder Diameter
0.327in. first shoulder and 0.328in. first shoulder
Shoulder Length
0.928in. first shoulder and 0.948in. first shoulder
Shank Unthreaded Hole Diameter
0.076in. first hole and 0.081in. first hole
Nominal Thread Diameter
0.312in. ⁓5/16"
Thread Quantity Per Inch
24
Distance From Head Largest Bearing Surface To Shank Hole Center
1.265in. first hole and 1.322in. first hole
Shoulder Shape
round first shoulder
Material
steel
Thread Series Designator
unjf
Specification/standard Data
76301-ST3-497 professional/industrial association standard
