National Stock number : 5310-01-434-3796
Flat Washer
| Available Quantity | 1,787 |
| Available Conditions | NS NE OH |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318220000 |
| Stock Check Date | 06/08/2026 |
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
Flat Washer
Cross-sectional Shape Style
rectangular
Hole Diameter
0.407in. and 0.418in. ⁓27/64"
Peripheral Shape Style
round
Center Hole Shape Style
1 round
Thickness
0.057in. and 0.069in. ⁓5/64"
Overall Diameter
0.649in. and 0.669in. ⁓43/64"
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Material
steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 4135
Material Document And Classification
MIL-S-18729 mil spec 1st material response or MIL-S-18728 mil spec 2nd material response or ams 6357 assn std 3rd material response or ams 6352 assn std 4th material response
Surface Treatment
nickel and cadmium
Surface Treatment Document And Classification
ams 2416 assn std single treatment response
Specification/standard Data
81205-BACW10Bp professional/industrial association standard
