National Stock number : 5310-00-017-5119
Self-locking Hexagon Nut
| Available Quantity | 491 |
| Available Conditions | NE NS SV |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318160000 |
| Stock Check Date | 01/14/2026 |
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
Nut Style
hexagon
Nut Height
0.298in. and 0.328in. ⁓21/64"
Width Across Flats
0.430in. and 0.439in. ⁓29/64"
Temp Rating
250.0 deg fahrenheit
Thread Series
unc
Thread Quantity Per Inch
20
Nominal Thread Size
0.250in. ⁓1/4"
Bearing Surface Type
chamfered
Bearing Surface Finish
125.0 microinches
Material
steel comp 1212 nut
Material Document And Classification
MIL-M-20693 mil spec all material responses locking insert
Surface Treatment
zinc except insert
Surface Treatment Document And Classification
QQ-Z-325, ty 1, cl 3 fed spec single treatment response except insert
