National Stock number : 5305-01-322-2946
Machine Screw
| Available Quantity | 3,172 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 08/04/2025 |
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
0.604in. and 0.706in. ⁓23/32"
Fastener Length
0.781in. and 0.812in. ⁓13/16"
Head Style
flat countersunk
Head Diameter
0.442in. and 0.507in.
Internal Drive Style
torque set
Nominal Thread Diameter
0.250in. ⁓1/4"
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Countersink Angle
99.0 degrees and 101.0 degrees
Screw Material
steel comp 4140 or steel comp 8740 or steel comp E4340
Screw Material Document And Classification
MIL-S-5656 mil spec 1st material response or MIL-S-6049 mil spec 2nd material response or MIL-S-5000 mil spec 3rd material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
QQ-P-416, type 2, class 2 fed spec single treatment response
Bearing Surface Of Head Surface Finish
32.0 microinches
Shank Surface Finish
32.0 microinches
Thread Surface Finish
32.0 microinches
Thread Series Designator
unjf
Specification/standard Data
80205-NAS-1102 professional/industrial association standard
