National Stock number : 5305-01-316-8164
Machine Screw
| Available Quantity | 4,181 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 01/28/2026 |
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
Machine Screw
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
0.214in. and 0.307in. ⁓5/16"
Fastener Length
0.344in. and 0.375in. ⁓3/8"
Head Style
flat countersunk
Head Diameter
0.319in. and 0.332in.
Locking Feature
pellet
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164in. (UTS #8)
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Countersink Angle
99.0 degrees and 101.0 degrees
Screw Material
iron alloy 660
Locking Feature Material
plastic polyamide
Screw Material Document And Classification
ams 5737 assn std single material response
Screw Surface Treatment
passivate
Screw Surface Treatment Document And Classification
QQ-P-35 fed spec single treatment response
Bearing Surface Of Head Surface Finish
32.0 microinches
Thread Surface Finish
32.0 microinches
Thread Series Designator
unjc
Specification/standard Data
80205-NAS1189 professional/industrial association standard
