National Stock number : 5310-00-281-6347
Recessed Washer
| Available Quantity | 26,014 |
| Available Conditions | NE AR NS |
| Classification | Nuts and Washers - FSC 5310 |
| Schedule B | 7318220000 |
| Stock Check Date | 01/07/2026 |
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
Recessed Washer
Hole Diameter
0.504in. and 0.515in. ⁓33/64"
Outside Diameter
0.875in.
Recess Diameter
0.604in. and 0.620in.
Material Thickness
0.078in.
Recess Angle
90.0 degrees
Surface Finish
63.0 microinches top
Material
steel comp 321 or steel comp 347
Material Document And Classification
MIL-S-6721 mil spec all material responses or QQ-S-763 fed spec all material responses
Surface Treatment
passivate
Surface Treatment Document And Classification
QQ-P-35 fed spec single treatment response
Style Designator
15 recessed
Specification/standard Data
80205-NAS1587 professional/industrial association standard
