National Stock number : 5305-00-618-1164
Cap Socket Head Screw
| Available Quantity | 9,199 |
| Available Conditions | NS AR NE SV OH |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 12/11/2025 |
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
0.274in. and 0.375in. ⁓3/8"
Fastener Length
0.345in. and 0.375in. ⁓3/8"
Head Style
flat chamfer
Head Diameter
0.365in. and 0.375in.
Head Height
0.244in. and 0.250in. ⁓1/4"
Hole Diameter
0.044in. and 0.050in. ⁓1/16"
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250in. ⁓1/4"
Width Across Flats
0.187in. and 0.190in. ⁓13/64"
Hole Quantity
6
Hole Type
drilled
Thread Quantity Per Inch
28
Hardness Rating
38.0 rockwell c and 45.0 rockwell c
Hole Configuration Style
round internal hexagon
Material
steel
Material Document And Classification
FF-S-86 fed spec single material response
Surface Treatment
cadmium and chromate
Surface Treatment Document And Classification
QQ-P-416 TY2 CL2 fed spec single treatment response
Thread Series Designator
unrf
Specification/standard Data
80205-NAS1351 professional/industrial association standard
