National Stock number : 5305-01-228-4229
Machine Screw
| Available Quantity | 20,479 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 10/24/2025 |
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
Machine Screw
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
0.232in. and 0.312in. ⁓5/16"
Fastener Length
0.282in. and 0.312in. ⁓5/16"
Head Style
pan
Head Diameter
0.205in. and 0.219in.
Head Height
0.070in. and 0.080in. ⁓3/32"
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.112in. (UTS #4)
Thread Quantity Per Inch
40
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Screw Material
iron alloy 660
Screw Material Document And Classification
AMS5731 assn std single material response or AMS5737 assn std single material response
Thread Series Designator
unjc
Specification/standard Data
80205-NAS8100 professional/industrial association standard
