QUALITY GRADES ONLY SHOWN FOR RACKS KEPT IN STOCK – FOR ERRORS OF OTHER QUALITIES, PLEASE REFER TO DIN 3962 STANDARD OR CONTACT OUR SALES TEAM FOR MORE INFORMATION WMH HAVE THE CAPACITY TO MANUFACTURE RACK & PINIONS IN QUALITY 12 UP TO QUALITY 4 SOME STANDARD RACKS ARE ALSO AVAILABLE IN HIGHER OR LOWER QUALITIES ON REQUEST 6 Worms and Worm Wheels worm 7 .0 Quality 10 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 32 110 36 125 36 140 2 32 110 36 125 36 140 3 32 125 36 140 36 160 4 40 125 40 140 45 180 5 40 125 40 140 45 180 6 40 125 40 140 45 180 8 45 140 45 160 50 180 10 45 140 45 160 50 180 Quality 8 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 14 50 16 56 16 63 2 14 50 16 56 16 63 3 14 50 16 63 16 71 4 16 56 18 71 20 80 5 16 56 18 71 20 80 6 16 56 18 71 20 80 8 20 63 20 71 22 80 10 20 63 20 71 22 80 Quality 7 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 10 32 11 40 12 45 2 10 32 11 40 12 45 3 10 36 11 45 12 50 4 12 40 12 45 14 56 5 12 40 12 45 14 56 6 12 40 12 45 14 56 8 14 45 14 56 16 63 10 14 45 14 56 16 63 Quality 6 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 7 25 8 28 8 32 2 7 25 8 28 8 32 3 7 28 8 32 8 36 4 9 28 9 36 10 40 5 9 28 9 36 10 40 6 9 28 9 36 10 40 8 10 32 11 36 11 40 10 10 32 11 36 11 40 fp = Maximum pitch error for one single tooth (µm) Fp = Maximum Cumulative pitch error over length (µm) DIN 3962 Standard Tooth Pitch Deviation Quality 9 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 20 63 22 80 22 90 2 20 63 22 80 22 90 3 20 71 22 90 22 100 4 25 80 25 90 28 110 5 25 80 25 90 28 110 6 25 80 25 90 28 110 8 28 90 28 100 32 110 10 28 90 28 100 32 110 Quality 12 MOD fp/300 Fp/300 fp/500 Fp/500 fp/1000 Fp/1000 1 80 280 90 320 90 360 2 80 280 90 320 90 360 3 80 320 90 360 100 400 4 100 320 100 360 110 450 5 100 320 100 360 110 450 6 100 320 100 360 110 450 8 110 360 125 400 125 450 10 110 360 125 400 125 405 racks - precision range Straight Teeth CIRCULAR PITCH RACKS Module L I Teeth ha h b h11 (kg) Teeth Quality 9 Part No. Teeth Quality 10-12 Part No. 1.591 500.00 499.6 100 14.80 13.21 15 0.78 146-016-005 146-016-405 1.591 1000.00 999.6 200 14.80 13.21 15 1.55 146-016-010 146-016-410 1.591 2000.00 1999.6 400 14.80 13.21 15 3.10 146-010-020 146-010-420 3.183 500.00 499.4 50 29.70 26.52 30 3.10 146-031-005 146-031-405 3.183 1000.00 999.4 100 29.70 26.52 30 6.20 146-031-010 146-031-410 3.183 2000.00 1999.4 200 29.70 26.52 30 12.40 146-031-020 146-031-420 Teeth Straight Pressure Angle 20˚ Material Steel: EN8 650 N/mm2 Induction Hardened 50-55 HRC Module L I Teeth ha h b h11 (kg) Teeth Quality 9 Part No. Teeth Quality 10-12 Part No. 1.0 499.51 499.0 159 9.80 8.80 10 0.34 146-010-005 146-010-405 1.0 999.02 998.5 318 9.80 8.80 10 0.68 146-010-010 146-010-410 1.5 499.51 499.1 106 14.80 13.30 15 0.78 146-015-005 146-015-405 1.5 999.02 998.6 212 14.80 13.30 15 1.55 146-015-010 146-015-410 1.5 1998.05 1997.6 424 14.80 13.30 15 3.10 146-015-020 146-015-420 2.0 502.65 502.1 80 19.75 17.75 20 1.40 146-020-005 146-020-405 2.0 999.02 998.5 159 19.75 17.75 20 2.80 146-020-010 146-020-410 2.0 1998.05 1997.5 318 19.75 17.75 20 5.60 146-020-020 146-020-420 2.0 3015.92 3015.4 480 19.75 17.75 20 8.50 146-020-030 n/a NEW 2.5 502.65 502.1 64 24.75 22.25 25 2.10 146-025-005 146-025-405 2.5 997.45 996.9 127 24.75 22.25 25 4.20 146-025-010 146-025-410 2.5 2002.76 2002.3 255 24.75 22.25 25 8.40 146-025-020 146-025-420 2.5 3000.22 2999.7 382 24.75 22.25 25 12.60 146-025-030 n/a NEW 3.0 499.51 498.9 53 29.75 26.75 30 3.10 146-030-005 146-030-405 3.0 999.02 998.4 106 29.75 26.75 30 6.20 146-030-010 146-030-410 3.0 1998.05 1997.4 212 29.75 26.75 30 12.40 146-030-020 146-030-420 3.0 3053.62 3053.0 324 29.75 26.75 30 19.32 146-030-030 n/a NEW 4.0 502.65 501.9 40 39.70 35.70 40 5.50 146-040-005 146-040-405 4.0 1005.30 1004.6 80 39.70 35.70 40 11.00 146-040-010 146-040-410 4.0 1998.05 1997.3 159 39.70 35.70 40 22.00 146-040-020 146-040-420 4.0 3015.92 3015.2 240 39.70 35.70 40 33.93 146-040-030 n/a NEW 5.0 502.65 501.8 32 49.70 44.70 50 8.60 146-050-005 146-050-405 5.0 1005.30 1004.5 64 49.70 44.70 50 17.20 146-050-010 146-050-410 5.0 2010.61 2009.8 128 49.70 44.70 50 34.40 146-050-020 146-050-420 5.0 3015.93 3015.1 192 49.70 44.70 50 51.60 146-050-030 n/a NEW 6.0 508.93 508.0 27 59.65 53.65 60 12.30 146-060-005 146-060-405 6.0 999.02 998.1 53 59.65 53.65 60 24.50 146-060-010 146-060-410 6.0 1998.05 1997.2 106 59.65 53.65 60 49.00 146-060-020 146-060-420 8.0 502.65 501.4 20 79.60 71.60 80 21.40 146-080-005 146-080-405 8.0 1005.30 1004.0 40 79.60 71.60 80 42.70 146-080-010 146-080-410 8.0 2010.61 2009.4 80 79.60 71.60 80 85.40 146-080-020 146-080-420 10.0 1005.30 1003.9 32 99.60 89.60 100 70.60 146-100-010 146-100-410 NEW Ends Machined for Continuous Mounting 2. 1 40 T: 01827 310311 • F: 01827 307118 E: sales@wmh-trans.co.uk • www.wmh-trans.co.uk FAX: 01827 253390 www.apex-trans.co.uk TEL: 01827 253340 sales@apex-trans.co.uk