
GBP 57 BSW EN 55° HSS 22568 Dies Closed, pre-slit form; with tapered lead chamfer on both sides for easy start to the threading action and clean swarf evacuation in the direction of cutting. 1¾ turns lead chamfer. Application: For Whitworth threads to BSW standard BS84 in the tolerance field “medium”. 14 1550 Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H H M M S N 14 1550 ○ ● ● ● ○ BSW 14 1550 Threads per inch Thread ⌀ External ⌀ Height 11K Die mm mm mm W1/8 eShop 40 3.18 20 5 W5/32 eShop 32 3.97 20 7 W3/16 eShop 24 4.76 20 7 W7/32 eShop 24 5.56 20 7 W1/4 eShop 20 6.35 20 7 W5/16 eShop 18 7.94 25 9 W3/8 eShop 16 9.53 30 11 W7/16 eShop 14 11.11 30 11 W1/2 eShop 12 12.7 38 14 W9/16 eShop 12 14.29 38 14 W5/8 eShop 11 15.88 45 18 W3/4 eShop 10 19.05 45 18 W7/8 eShop 9 22.23 55 22 W1 eShop 8 25.4 55 22 G 55° HSS 14 Dies 14 2050 – Closed, pre-slit form; with tapered lead chamfer on both sides for easy start to the threading action and clean swarf evacuation in the direction EN DIN 24231 382 of cutting. 1¾ turns lead chamfer. 14 2060 – Hexagon die without tapered lead chamfer; for re-cutting. Application: For Whitworth parallel pipe threads DIN ISO 228/1 14 2050 14 2060 Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H H M M S N N 14 2050 ○ ● ● ● ○ 14 2060 ○ ● ● ● ○ ○ ○ ● ○ G 14 2050 14 2060 Threads per inch Thread ⌀ External ⌀ Width across flats Height 11K 11K Die 14 2050 14 2060 mm mm mm mm G1/8 eShop eShop 28 9.73 30 27 11 G1/4 eShop eShop 19 13.16 38 36 10 G3/8 eShop eShop 19 16.66 45 41 14 G1/2 eShop eShop 14 20.96 45 41 14 G3/4 eShop eShop 14 26.44 55 50 16 G1 eShop eShop 11 33.25 65 60 18 G1.1/4 – eShop 11 41.91 – 70 20 G1.1/2 – eShop 11 47.8 – 85 22 G2 – eShop 11 59.61 – 100 22 360