National Stock number : 5305-00-226-7916
Machine Screw
| Available Quantity | 1,398 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7415338550 |
| Stock Check Date | 03/23/2026 |
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
2a
Thread Direction
RIGHT-Hand
Thread Length
0.250in. and 0.312in. ⁓5/16"
Fastener Length
0.281in. and 0.312in. ⁓5/16"
Head Style
flat countersunk
Head Diameter
0.285in. and 0.332in.
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164in. (UTS #8)
Thread Quantity Per Inch
32
Minimum Tensile Strength
55000 pounds per square inch
Countersink Angle
99.0 degrees and 101.0 degrees
Screw Material
copper alloy
Screw Material Document And Classification
QQ-B-626 fed spec single material response or QQ-W-321 fed spec single material response
Thread Series Designator
unc
