| Size | Countersunk Type | Flush Type |
|---|---|---|
| 4-40 | NAS391B4P | NAS390B4P |
| 6-32 | NAS391B6P | NAS390B6P |
| 8-32 | NAS391B8P | NAS390B8P |
| 10-32 | NAS391B10P | NAS390B10P |
| Part Number | Description | Stock | Price | |
|---|---|---|---|---|
| NAS391B8P | WASHER 601-8 | 2,115 | £0.056 | |
| NAS391B6P | WASHER CB012505100160S | 1,021 | £0.06 | |
| NAS391B4P | WASHER CB009304450160S | 533 | £0.05 | |
| NAS391B10P | FINISHING WASHER | 3,108 | £0.056 | |
| NAS390B8P | WASHER FB020803750160S | 1,384 | £0.03 | |
| NAS390B6P | WASHER FB017003550120S | 70 | £0.03 | |
| NAS390B4P | FLUSH FINISH WASHER NAS390B4P | 0 | £0.81 | |
| NAS390B10P | WASHER FB0208046900160S | 1,342 | £0.07 |