National Stock number : 5306-01-058-7019
Machine Bolt
| Available Quantity | 1,745 |
| Available Conditions | NS NE |
| Classification | Bolts - FSC 5306 |
| Schedule B | 7318152000 |
| Stock Check Date | 03/10/2026 |
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
1.206in. and 1.266in. ⁓1-17/64"
Fastener Length
1.266in. and 1.296in. ⁓1-19/64"
Head Style
dished hexagon
Head Height
0.125in. and 0.140in. ⁓9/64"
Width Between Flats
0.430in. and 0.439in.
Nominal Thread Diameter
0.250in. ⁓1/4"
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Material
steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037
Surface Treatment
cadmium
Thread Series Designator
unf
Specification/standard Data
81205-BACB30Kz manufacturers standard
