National Stock number : 5310-00-268-7313
Hexagon Castellated Plain Nut
| Available Quantity | 6,032 |
| Available Conditions | NS NE AR SV |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318160000 |
| Stock Check Date | 05/29/2026 |
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
Hexagon Castellated Plain Nut
Thread Class
3b
Thread Direction
RIGHT-Hand
Nut Style
castellated, hexagon
Nut Height
0.547in. and 0.578in. ⁓37/64"
Width Across Flats
0.738in. and 0.752in. ⁓49/64"
Thread Series
unf
Thread Quantity Per Inch
20
Nominal Thread Size
0.500in. ⁓1/2"
Countersink Angle
109.0 degrees nut and 111.0 degrees nut
Bearing Surface Type
washer faced
Material
steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 317 or steel comp 347 or steel comp 410 or steel comp 414 or steel comp 416
Material Document And Classification
66 fed std all material responses
Surface Treatment
passivate
Surface Treatment Document And Classification
QQ-P-35 fed spec single treatment response
Nondefinitive Spec/std Data
5 type
