National Stock number : 5310-00-020-3260
Self-locking Hexagon Nut
| Available Quantity | 10,496 |
| Available Conditions | NS NE SV |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318160000 |
| Stock Check Date | 03/23/2026 |
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 Hexagon Nut
Thread Class
3b
Thread Direction
RIGHT-Hand
Locking Feature
prevailing torque with nonmetallic insert
Lubrication
soluble lubricant
Nut Style
hexagon
Nut Height
0.266in. ⁓17/64"
Width Across Flats
0.492in. and 0.502in. ⁓33/64"
Temp Rating
250.0 deg fahrenheit
Thread Series
unjf
Thread Quantity Per Inch
24
Nominal Thread Size
0.312in. ⁓5/16"
Countersink Angle
88.0 degrees nut
Bearing Surface Type
chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
steel corrosion resisting nut
Surface Treatment
passivate except insert
Surface Treatment Document And Classification
QQ-P-35 fed spec single treatment response except insert
