washers › flat washers
NAS1598-4Y
Washer
Description
Washer
Specifications
| Alternate Part Number | NAS1523-4Y |
|---|---|
| NIIN | 00-766-6664 |
| NSN | 5330-00-766-6664 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1598-3Y
- NAS1598-4Y
- NAS1598-5Y
- NAS1598-6Y
- NAS1598-8Y
- NAS1598-10Y
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for NAS1598-4Y — functionally equivalent.
- NAS1523-4Y Listed alternate 1/2 in · #14 · Rubber
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error