National Stock number : 5305-00-281-8875
Machine Screw
| Available Quantity | 73,670 |
| Available Conditions | NE NS OH SV |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 03/25/2026 |
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
0.266in. and 0.423in. ⁓7/16"
Fastener Length
0.406in. and 0.469in. ⁓15/32"
Head Style
round extended washer
Head Diameter
0.302in. and 0.322in.
Head Height
0.082in. and 0.092in. ⁓3/32"
Extended Washer Diameter
0.365in. and 0.385in.
Extended Washer Thickness
0.023in. and 0.028in.
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164in. (UTS #8)
Thread Quantity Per Inch
32
Minimum Tensile Strength
125000 pounds per square inch
Screw Material
steel comp 8630 or steel comp 4037
Screw Material Document And Classification
MIL-S-6050 mil spec 1st material response or ams 6300 assn std 2nd material response
Screw Surface Treatment
cadmium or zinc
Screw Surface Treatment Document And Classification
QQ-P-416 fed spec 1st treatment response or QQ-Z-325 fed spec 2nd treatment response
Thread Series Designator
unc
