National Stock number : 5305-00-420-8271
Machine Screw
| Available Quantity | 3,015 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 08/12/2025 |
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
2a
Thread Direction
RIGHT-Hand
Thread Length
0.251in. and 0.301in. ⁓5/16"
Fastener Length
0.699in. and 0.729in. ⁓47/64"
Head Style
pan
Head Diameter
0.306in. and 0.322in.
Head Height
0.105in. and 0.115in. ⁓1/8"
Internal Drive Style
torque set
Nominal Thread Diameter
0.164in. (UTS #8)
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Screw Material
steel comp 4140 or steel comp E4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4037
Screw Material Document And Classification
MIL-S-5626 mil spec 1st material response or MIL-S-5000 mil spec 2nd material response or MIL-S-8503 mil spec 3rd material response or MIL-S-6098 mil spec 4th material response or MIL-S-6049 mil spec 5th material response or ams 6300 assn std 6th material response
Thread Series Designator
unjc
