washers › finishing washers
NAS391B4P
Countersunk Finishing Washer
Description
Countersunk Finishing Washer
Specifications
| Head Type | Countersunk |
|---|---|
| Industry Standards/Certification | NAS391 |
| NIIN | 01-223-8863 |
| NSN | 5310-01-223-8863 |
| Pre-Packaged Bag Quantity | 100 |
| To Fit Diameter | #4 |
| Type | Interior Finishing Washer |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS391B4P
- NAS391B6P
- NAS391B8P
- NAS391B10P
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS391B4P. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error