National Stock number : 5305-00-828-9491
Machine Screw
| Available Quantity | 68,826 |
| Available Conditions | NS NE SV |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 12/12/2025 |
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
0.250in. ⁓1/4"
Fastener Length
0.250in. ⁓1/4"
Head Style
flat countersunk
Head Diameter
0.183in. and 0.225in.
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.112in. (UTS #4)
Thread Quantity Per Inch
40
Minimum Tensile Strength
125000 pounds per square inch
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Countersink Angle
99.0 degrees and 101.0 degrees
Screw Material
steel comp 8630
Screw Material Document And Classification
MIL-S-6050 mil spec single material response or AN-S-9 mil std single material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
QQ-P-416, ty 2, cl 3 fed spec all treatment responses
Thread Series Designator
unc
