BSW
Плашки кръгли DIN EN 22568 (DIN 223)
за витвортова резба по BS 84
Форма В
| Означение | P - брой навивки в 1\ | D mm | L mm | Брой на перата - Z | Артикулен номер |
| BSW1/8 | 40 | 20 | 5 | 3 | 6121 BSW 1/8x40 |
| BSW5/32 | 32 | 20 | 5 | 3 | 6121 BSW 5/32x32 |
| BSW3/16 | 24 | 20 | 7 | 3 | 6121 BSW 3/16x24 |
| BSW7/32 | 24 | 20 | 7 | 4 | 6121 BSW 7/32x24 |
| BSW1/4 | 20 | 20 | 7 | 4 | 6121 BSW 1/4x20 |
| BSW5/16 | 18 | 25 | 9 | 4 | 6121 BSW 5/16x18 |
| BSW3/8 | 16 | 30 | 11 | 4 | 6121 BSW 3/8x16 |
| BSW7/16 | 14 | 30 | 11 | 4 | 6121 BSW 7/16x14 |
| BSW1/2 | 12 | 38 | 14 | 4 | 6121 BSW 1/2x12 |
| BSW9/16 | 12 | 38 | 14 | 4 | 6121 BSW 9/16x12 |
| BSW5/8 | 11 | 45 | 18 | 4 | 6121 BSW 5/8x11 |
| BSW3/4 | 10 | 45 | 18 | 5 | 6121 BSW 3/4x10 |
| BSW7/8 | 9 | 55 | 22 | 5 | 6121 BSW 7/8x9 |
| BSW1 | 8 | 55 | 22 | 5 | 6121 BSW 1x8 |
| BSW1.1/8 | 7 | 65 | 25 | 6 | 6121 BSW 1.1/8x7 |
| BSW1.1/4 | 7 | 65 | 25 | 7 | 6121 BSW 1.1/4x7 |
| BSW1.3/8 | 6 | 65 | 25 | 7 | 6121 BSW 1.3/8x6 |
| BSW1.1/2 | 6 | 65 | 25 | 7 | 6121 BSW 1.1/2x6 |
| BSW1.1/2 | 6 | 75 | 30 | 7 | 6121 BSW 1.1/2x6 |
| BSW1.5/8 | 5 | 75 | 30 | 7 | 6121 BSW 1.5/8x5 |
| BSW1.3/4 | 5 | 90 | 36 | 7 | 6121 BSW 1.3/4x5 |
| BSW1.7/8 | 4.1/2 | 90 | 36 | 7 | 6121 BSW 1.7/8x4.1/2 |
| BSW2x4.1/2 | 4.1/2 | 90 | 36 | 8 | 6121 BSW 2x4.1/2 |