National Stock number : 5305-00-973-0412
Cap Socket Head Screw
| Available Quantity | 3,532 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 10/13/2025 |
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
0.597in. ⁓39/64"
Fastener Length
0.750in. ⁓3/4"
Head Style
flat countersunk
Head Diameter
0.480in. and 0.531in.
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250in. ⁓1/4"
Width Across Flats
0.156in. and 0.158in. ⁓11/64"
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 43.0 rockwell c
Minimum Yield Strength
130000 pounds per square inch
Countersink Angle
80.0 degrees and 82.0 degrees
Material
steel
Surface Treatment
cadmium and chromate
Surface Treatment Document And Classification
QQ-P-416, ty 2, cl 3 fed spec all treatment responses
Thread Series Designator
unf
