National Stock number : 5305-01-381-9870
Cap Socket Head Screw
| Available Quantity | 389 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 06/16/2025 |
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
0.900in. and 1.000in. ⁓1/64"
Fastener Length
0.969in. and 1.000in. ⁓1/64"
Head Style
flat chamfer
Head Diameter
0.365in. and 0.375in.
Head Height
0.244in. and 0.250in. ⁓1/4"
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250in. ⁓1/4"
Width Across Flats
0.1875in. and 0.1900in. ⁓13/64"
Thread Quantity Per Inch
20
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Color
buff or olive drab
Material
steel uns K03104
Material Document And Classification
astm A574 assn std single material response
Surface Treatment
zinc and chromate
Surface Treatment Document And Classification
MIL-STD-171, finish 1.9.2.3, 0.0003 in. thk mil std single treatment response
Thread Series Designator
unc
