National Stock number : 5310-01-182-6271
Self-locking Extended Washer Nut
| Available Quantity | 5,232 |
| Available Conditions | NS NE AR SV OH |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318160000 |
| Stock Check Date | 02/02/2026 |
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
Self-locking Extended Washer Nut
Thread Class
3b
Thread Direction
RIGHT-Hand
Locking Feature
prevailing torque all metal design
Washer Outside Diameter
0.475in.
Overall Height
0.460in. and 0.475in.
Nut Style
double hexagon
Washer Thickness
0.050in. and 0.070in.
End Item Identification
F118 engine qualified
Width Across Flats
0.375in. ⁓3/8"
Thread Series
unjf
Thread Quantity Per Inch
24
Hardness Rating
48.0 rockwell c
Nominal Thread Size
0.3125in. ⁓21/64"
Special Features
removed two points on wrenching configuration 180 degrees apart, 10-point nut; finish is esnalube 382
Material
iron alloy 660
Material Document And Classification
ams 5735, A-286 assn std 1st material response or ams 5737, A-286 assn std 2nd material response
