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Withworth thread
Combined Tap
Withworth thread
| Symbol | P - number of threads in 1" | L mm | l1 mm | l mm | d1 mm | d2 mm | a mm | Article number | |
|---|---|---|---|---|---|---|---|---|---|
| BSW1/8 | 40 | 56 | 16 | 11 | 2,6 | 3 | 2,4 | 812 BSW 1/8 | |
| BSW5/32 | 32 | 63 | 18 | 14 | 3,2 | 4 | 3 | 812 BSW 5/32 | |
| BSW3/16 | 24 | 71 | 20 | 18 | 3,7 | 5 | 3,8 | 812 BSW 3/16 | |
| BSW1/4 | 20 | 80 | 22 | 22 | 5,1 | 6 | 4,9 | 812 BSW 1/4 | |
| BSW5/16 | 18 | 95 | 26 | 25 | 6,5 | 8 | 6,2 | 812 BSW 5/16 | |
| BSW3/8 | 16 | 106 | 30 | 31 | 7,9 | 10 | 8,0 | 812 BSW 3/8 | |
| BSW1/2 | 12 | 116 | 32 | 35 | 10,5 | 12 | 9,0 | 812 BSW 1/2 |