National Stock number : 5305-01-280-6712
Cap Socket Head Screw
| Available Quantity | 157 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 05/07/2026 |
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
0.486in. and 0.599in. ⁓39/64"
Fastener Length
0.735in. and 0.765in. ⁓49/64"
Head Style
flat countersunk
Head Diameter
0.703in. and 0.762in.
Locking Feature
patch threads
Internal Drive Style
HIGH-Torque
Nominal Thread Diameter
0.375in. ⁓3/8"
Thread Quantity Per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c fastener and 40.0 rockwell c fastener
Countersink Angle
99.0 degrees and 101.0 degrees
Surface Finish
32.0 microinches threads
Material
steel comp 4140 fastener or steel comp E4340 fastener or steel comp 8740 fastener
Material Document And Classification
MIL-S-5626 mil spec 1st material response fastener or MIL-S-5000 mil spec 2nd material response fastener or MIL-S-6049 mil spec 3rd material response fastener
Surface Treatment
cadmium fastener and chromate fastener
Surface Treatment Document And Classification
QQ-P-416 ty 2 cl 2 fed spec single treatment response fastener
Thread Series Designator
unjf
Specification/standard Data
80205-NAS1219 professional/industrial association standard
