National Stock number : 5305-01-121-1659
Cap Socket Head Screw
| Available Quantity | 2,704 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 11/24/2025 |
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
1.000in. ⁓1/64"
Fastener Length
1.335in. and 1.375in. ⁓1-3/8"
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
0.187in. and 0.190in. ⁓13/64"
Thread Quantity Per Inch
28
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
38.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength
155000 pounds per square inch
Material
steel
Surface Treatment
cadmium and chromate
Surface Treatment Document And Classification
QQ-P-416, type 2, class 2 fed spec single treatment response
Thread Series Designator
unrf
Specification/standard Data
80205-NAS1351 professional/industrial association standard
