| Part Number | Material |
|---|
| SP22 | Brass |
| SP23 | Cadmium Plated Steel |
| SP24 | Stainless Steel |
| SP25 | Brass |
| SP26 | Cadmium Plated Steel |
| SP27 | Stainless Steel |
| Size Code | Suits Screws | Large Washers SP22, SP23, SP24 | Small Washers SP25, SP26, SP27 |
|---|
| Thickness | OD | Thickness | OD |
|---|
| C | 2 BA | 18 SWG (0.048”) | 0.5” | 21 SWG (0.032”) | 0.39” |
| B | 4 BA | 19 SWG (0.04”) | 0.365” | 22 SWG (0.028”) | 0.3” |
| A | 6 BA | 20 SWG (0.036”) | 0.285” | 23 SWG (0.024”) | 0.23” |
| Z | 8 BA | 25 SWG (0.02”) | 0.225” | 25 SWG (0.02”) | 0.182” |
| Y | 10 BA | 27 SWG (0.016”) | 0.173” | - | - |
| Part Number | Description | Stock | Price | |
| SP27-Z | WASHERS | 16,235 | £0.03 | |
| SP27-C | WASHER | 1,199 | £0.07 | |
| SP27-A | WASHER | 213 | £0.05 | |
| SP26-Z | WASHER | 2,826 | £0.07 | |
| SP26-C | WASHER | 572 | £0.07 | |
| SP26-B | WASHER | 292 | £0.07 | |
| SP26-A | WASHERS | 2,259 | £0.12 | |
| SP25-Z | WASHER | 12,222 | £0.08 | |
| SP25-C | WASHER | 0 | £0.12 | |
| SP25-B | WASHER | 0 | £0.07 | |
| SP25-A | WASHER | 188 | £0.07 | |
| SP24-Z | WASHERS | 380 | £0.10 | |
| SP24-Y | WASHER | 945 | £0.10 | |
| SP24-C | SP24/C WASHERS | 3,077 | £0.1495 | |
| SP24-B | WASHER | 107 | £0.10 | |
| SP24-A | WASHER | 129,018 | £0.10 | |
| SP23-Z | WASHER | 1,600 | £0.06 | |
| SP23-Y | WASHER | 4,171 | £0.06 | |
| SP23-C | WASHER | 4,397 | £0.07 | |
| SP23-B | WASHERS | 1,390 | £0.05 | |
| SP23-A | WASHERS | 198 | £0.12 | |
| SP22-Z | WASHER | 42,326 | £0.06 | |
| SP22-Y | WASHER | 20,258 | £0.06 | |
| SP22-C | WASHER | 2,728 | £0.07 | |
| SP22-B | WASHER | 1,596 | £0.07 | |
| SP22-A | WASHER | 0 | £0.06 | |