Standard_Parts_Catalogue

Page 273 | 1.3 Adjusting with Handwheels and Cranks 1 2 No. d 1 Ø Handwheel GN 321 GN 322 GN 323 d 2 H7 Bore with keyway d 3 d 4 max. see page 270 d 5 Minimum- Ø of hand- wheel hub d 6 −0,05 Bore- Ø of hand- wheel hub d 6 H7 l 1 l 2 ±0,1 Length of handwheel hub l 3 t w min. see page 270 1 125 K 12 29 17 29 25 42 18 12 26 4 1 140 K 12 29 17 29 25 42 19 12 26 4 2 140 K 14 33 21 33 29 48 19 14 30 4 2 160 K 14 33 21 33 29 48 20 14 30 4 3 200 K 18 39 26 39 35 50 24 13 36 4 4 250 K 22 46 30 46 41 54 28 13 42 4 The use of needle bearings and the hardened bearing surfaces make the clutch engagement extremely easy. This is also assisted by the finer teeth of the clutch and the increased length of the coupling attachment. Its suitability for high shaft speeds, especially when these are maintained for long periods, is a further advantage of the needle bearing. An oil-hole is provided which in the completely assembled safety hand- wheel connects with the handwheel hub. see also... • More Information to Safety Handwheels → Page 268 Information GN 000.5 Coupling Attachments for Safety Handwheels, with Needle Bearing 1 No. 2 d 2 How to order 1 2 GN000.5-4-K22 • Steel Hardened • Bearing surfaces ground • Keyway P9 DIN 6885 Page 2 → Page 2079 • ISO-Fundamental Tolerances → Page 2151 • RoHS Specification