National Stock number : 5305-00-827-7401
Machine Screw
| Available Quantity | 5,595 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 09/11/2025 |
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
0.291in. and 0.341in. ⁓11/32"
Fastener Length
2.301in. and 2.331in. ⁓2-11/32"
Head Style
pan
Head Diameter
0.473in. and 0.492in.
Head Height
0.162in. and 0.175in. ⁓3/16"
Internal Drive Style
cross recess type 1
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
Screw Material
steel comp 4140 or steel comp E4340 or steel comp 8740
Screw Material Document And Classification
MIL-S-5626 mil spec 1st material response or MIL-S-5000 mil spec 2nd material response or MIL-S-6049 mil spec 3rd material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
QQ-P-416 ty 2 cl 2 fed spec single treatment response
Thread Series Designator
unjf
Specification/standard Data
80205-NAS623 professional/industrial association standard
