National Stock number : 5310-00-975-2741
Concave Washer
| Available Quantity | 374 |
| Available Conditions | NS NE |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318220000 |
| Stock Check Date | 02/03/2026 |
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
Concave Washer
Hole Diameter
0.435in. and 0.445in. ⁓29/64"
Radius
0.385in. and 0.415in.
Outside Diameter
0.640in.
Recess Diameter
0.620in.
Material Thickness
0.105in. and 0.135in.
Hardness Rating
41.0 rockwell c and 48.0 rockwell c
Material
steel
Material Document And Classification
ams 6304 assn std single material response
Surface Treatment
nickel and zinc
Surface Treatment Document And Classification
ams 2417 assn std 1st treatment response and ams 2417 assn std 2nd treatment response
Style Designator
concave
Specification/standard Data
80205-NAS1288 professional/industrial association standard
