National Stock number : 5305-01-382-6007
Cap Socket Head Screw
| Available Quantity | 5,098 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 08/15/2025 |
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
Fastener Length
0.595in. and 0.625in. ⁓5/8"
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. ⁓5/32"
Thread Quantity Per Inch
20
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 45.0 rockwell c
Countersink Angle
80.0 degrees and 84.0 degrees
Material
steel
Material Document And Classification
66 fed std single material response
Surface Treatment
zinc
Surface Treatment Document And Classification
QQ-Z-325, TY2, CL3 fed spec single treatment response
Thread Series Designator
unc
