National Stock number : 5310-01-255-6579
Self-locking Barrel Nut
| Available Quantity | 6,335 |
| Available Conditions | NE NS AR OH |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318160000 |
| Stock Check Date | 02/19/2026 |
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 Barrel Nut
Thread Class
3b
Thread Direction
RIGHT-Hand
Locking Feature
prevailing torque all metal design
Lubrication
dry film lubricant
Nut Style
floating SELF-Locking barrel
Nut Diameter
0.681in. and 0.684in.
Nut Length
0.740in. and 0.760in. ⁓49/64"
Barrel Height
0.410in. and 0.420in.
Nut Height
0.531in. ⁓17/32"
Thread Series
unjf
Features Provided
floating nut
Thread Quantity Per Inch
24
Nominal Thread Size
0.375in. ⁓3/8"
Material
steel comp 8740 or steel comp 4340
Material Document And Classification
MIL-S-6049 mil spec 1st material response or ams 6322 assn std 1st material response or MIL-S-8844, cl 1 mil spec 2nd material response
Surface Treatment
cadmium and chromate
Surface Treatment Document And Classification
QQ-P-416, ty 2, cl 2 fed spec single treatment response
Specification/standard Data
80205-NAS577 professional/industrial association standard
