National Stock number : 5305-00-801-6753
Cap Socket Head Screw
| Available Quantity | 55 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 02/19/2026 |
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
Cap Socket Head Screw
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
1.235in. and 1.250in. ⁓1-1/4"
Fastener Length
1.250in. ⁓1-1/4"
Head Style
flat chamfer
Head Diameter
0.620in.
Head Height
0.406in. ⁓13/32"
Internal Drive Style
hexagon
Nominal Thread Diameter
0.438in. ⁓29/64"
Width Across Flats
0.3125in. and 0.3155in. ⁓21/64"
Thread Quantity Per Inch
20
Hardness Rating
33.0 rockwell c and 38.0 rockwell c
Material
steel comp 4140 or steel comp 5140 or steel comp 8645 or steel comp 8740
Surface Treatment
cadmium
Thread Series Designator
unf
