National Stock number : 5305-01-080-4494
Cap Socket Head Screw
| Available Quantity | 460 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Stock Check Date | 05/20/2025 |
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
0.313in. and 0.375in. ⁓3/8"
Fastener Length
0.375in. ⁓3/8"
Head Style
flat chamfer
Head Diameter
0.262in. and 0.270in.
Head Height
0.159in. and 0.164in. ⁓11/64"
Locking Feature
patch threads
Internal Drive Style
hexagon
Nominal Thread Diameter
0.164in. (UTS #8)
Width Across Flats
0.141in. ⁓9/64"
Thread Quantity Per Inch
32
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength
155000 pounds per square inch
Material
steel bearing surface of head
Material Document And Classification
MIL-F-18240 mil spec single material response locking feature
Surface Treatment
zinc fastener and chromate fastener
Surface Treatment Document And Classification
astm B633, type 2, class fe/zm 5 assn std all treatment responses fastener
Thread Series Designator
unc
