National Stock number : 5310-00-459-0866
Concave Washer
| Available Quantity | 3,374 |
| Available Conditions | NS NE |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318220000 |
| Stock Check Date | 11/17/2025 |
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
Concave Washer
Hole Diameter
0.348in. and 0.354in. ⁓23/64"
Radius
0.300in. and 0.305in.
Outside Diameter
0.505in. and 0.515in.
Material Thickness
0.113in. and 0.123in.
Hardness Rating
38.0 rockwell c and 43.0 rockwell c
Material
steel comp 8740 or steel comp 4037
Material Document And Classification
MIL-S-6049 mil spec 1st material response or ams 6300 assn std 2nd material response
Surface Treatment
cadmium and chromate
Surface Treatment Document And Classification
QQ-P-416, ty 2, cl 3 fed spec single treatment response
Style Designator
concave
