National Stock number : 5305-01-621-8977
Machine Screw
| Available Quantity | 4,231 |
| Available Conditions | NS NE |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 06/23/2026 |
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
3a
Thread Direction
RIGHT-Hand
Thread Length
0.47in. and 0.50in. ⁓1/2"
Fastener Length
0.47in. and 0.50in. ⁓1/2"
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
End Item Identification
B-1
Nominal Thread Diameter
0.1120in. (UTS #4)
Thread Quantity Per Inch
40
Part Name Assigned By Controlling Agency
screw, pan head, cruciform recess, A-286 cres, full thread, SELF-Locking and nonlocking
Screw Material
iron alloy 660
Screw Material Document And Classification
AMS5731, 5732, 5737 or 5853 national spec single material response
Screw Surface Treatment
cadmium
Screw Surface Treatment Document And Classification
QQ-P-416, type ii, class 2 fed spec single treatment response
Thread Series Designator
unjc
Specification/standard Data
80205-NAS8100 thru 8106 professional/industrial association standard
