National Stock number : 5305-00-899-2720
Cap Socket Head Screw
| Available Quantity | 1,324 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 02/03/2026 |
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
0.750in. ⁓3/4"
Fastener Length
0.750in. ⁓3/4"
Head Style
flat countersunk
Head Diameter
0.568in.
Locking Feature
pellet threads or strip threads
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.312in. ⁓5/16"
Thread Quantity Per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Countersink Angle
99.0 degrees and 101.0 degrees
Material
steel comp E4340 or steel comp 4340 or steel comp 8740 or steel comp 8630 or steel comp 6150 or steel comp 4140 or steel comp 4037
Surface Treatment
cadmium
Surface Treatment Document And Classification
QQ-P-416, ty 1, cl 3 fed spec single treatment response
Thread Series Designator
unf
