National Stock number : 5305-01-481-7550
Machine Screw
| Available Quantity | 10,622 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 02/27/2026 |
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
0.500in. ⁓1/2"
Fastener Length
0.500in. ⁓1/2"
Head Style
flat countersunk
Locking Feature
strip
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.1640in. (UTS #8)
Thread Quantity Per Inch
32
Minimum Tensile Strength
1950 pounds per square inch
Screw Material
steel
Locking Feature Material
plastic polychlorotrifluoroethylene
Screw Material Document And Classification
NAS498 national spec 1st material response
Locking Feature Material Document And Classification
MIL-F-18240, 250degreesfarhenheitmax/AMS3650, coloroptional, 390degreesfarhenheitmax mfr ref 1st material response
Screw Surface Treatment
cadmium
Screw Surface Treatment Document And Classification
QQ-P-416, TYPE2, CLASS2 fed spec 1st treatment response
Thread Series Designator
unjc
Specification/standard Data
80205NAS1189 professional/industrial association standard
