general information 2 products torque transmission designs and manufacturers a wide and complete product line of worm gears speed reducers right angle drives thrust bearings pulleys and roller chain sprockets worm gears speed reducers right angle drives thrust bearings torque transmission offers application expertise to help customers select the most appropriate gear drive for their application if the requirement falls outside of torque s standard product line a custom or modified unit can be developed typical applications include drives for production machinery conveyors exercise equipment and automated control systems roller chain sprockets torque transmission combines the cost saving and performance advantages of nylon with the strength and durability of steel to create a new generation of economical high-performance thrust bearings all of the company s thrust bearings utilize a unique design that incorporates the optimum combination of molded nylon ball retainer and hardened steel
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worm gear reducers and right angle drives 6 worm gear speed reducers model sw-1s · input shaft is supported by bronze bushing sealed to retain lubrication and keep out dirt · output shaft is supported by bronze bushing · bronze worm gear · available in ratios from 3.5:1 to 60:1 · input shaft 5/16 od · output shaft 1/2 od · supplied factory lubricated with grease · 3-3/8 high 3-7/8 wide 3 deep overall model sw-1s · net weight 28 ozs weight may vary according to ratio model sw-1h · same as sw-1s but supplied with 5/8 id hollow output shaft · standard hollow shaft has cross-hole to secure solid driven shaft · optional internal keyways available by quotation model sw-1h additional information our precision-hobbed nylon worm gears are low in cost lightweight and quiet running bronze worm gears providing three times the torque capacity are available for rugged applications both gears use ground steel worms the mounting brackets can be adjusted to allow for several optional mounting pos
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worm gear reducers and right angle drives 10 worm gear speed reducers model sw-5s · the input shaft is supported by shielded ball bearings · the output shaft is supported by a bronze bushing · bronze worm gear · available in ratios 5:1 to 100:1 · input shaft ½ od · solid output shaft is 5/8 od · both shafts have antifriction thrust bearings model sw-5s · supplied factory lubricated with grease · 5-1/2 high 7-3/8 wide and 5-1/2 deep · net weight 6 pounds 10 ounces 2.84kg weight may vary according to ratio models sw-5h · the input shaft is supported by shielded ball bearings · the output shaft is supported by a bronze bushing · bronze worm gear · available in ratios 5:1 to 100:1 · input shaft ½ od · hollow output shaft is ¾ id by 1.250 od · both shafts have antifriction thrust bearings model sw-5h · supplied factory lubricated with grease · 5-1/2 high 7-3/8 wide and 5-1/8 deep · net weight 6 pounds 5 ounces 2.84kg weight may vary according to ratio models sw-5s and sw-5h rati
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worm gear reducers and right angle drives 14 ra and miniature right angle helical gear drives model ra-202 dimension drawing model ra-303 dimension drawing 1-800-544-6642 www.torquetrans.com
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thrust bearings 18 engineering specifications carbon steel and stainless steel english dimensions washer bearing no tb-012 tb-018 tb-025 tb-031 tb-037 tb-043 tb-050 tb-056 tb-062 tb-068 tb-075 tb-081 tb-087 tb-093 tb-100 tb-112 tb-125 tb-150 a i.d in 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/8 1 1/4 1 1/2 tol in 0.128-0.133 0.191-0.195 0.253-0.258 0.316-0.321 0.378-0.383 0.441-0.446 0.503-0.508 0.566-0.571 0.628-0.635 b o.d in 7/16 1/2 9/16 5/8 13/16 7/8 15/16 1 1 1/8 tol in 0.430-0.437 0.492-0.499 0.555-0.562 0.617-0.624 0.805-0.812 0.867-0.874 0.930-0.937 0.992-0.999 1.115-1.124 1.178-1.187 1.240-1.249 1.303-1.312 1.365-1.374 1.551-1.562 1.613-1.624 1.738-1.749 1.863-1.874 2.113-2.124 0.125 0.120-0.130 0.093 0.090-0.096 0.062 0.060-0.064 0.050 0.048-0.052 d thick in tol in qty per 6 7 8 9 6 7 8 9 6 7 8 9 10 9 10 12 14 14 0.1875 0.1563 0.1250 0.0938 ball a size in c circle in 0.281 0.344 0.406 0.469 0.594 0.656 0.719 0.781 0.875 0.938 1.000 1.063 1.125
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pulleys 22 pulleys torque transmission offers pulleys with superior performance and economical designs each pulley is detailed on the following pages applications include · packaging equipment · automated garage door openers · medical diagnostic machines · exercise equipment · printing devices · automation · water pumps high quality construction pulleys are constructed of glass reinforced nylon and metal to provide durability at a reasonable cost special sizes samples samples of standard pulleys are available for test purposes and prototypes standard tolerances standard bore sizes for torque transmission pulleys nominal bore size 1/4 5/16 3/8 1/2 5/8 3/4 bore tolerances .2505 2515 .313 314 .3755 3765 .5005 5015 .6255 6265 .7505 7515 standard keyways and setscrews for pulleys bore keyway 5/16 3/32 3/8 1/8 1/2 1/8 5/8 3/16 3/4 3/16 all 8mm pulleys setscrew 10-24 10-24 10-24 10-24 10-24 1/4-20 other keyways are available upon request other bore sizes and metric bore sizes
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l pitch pulleys 26 3/8 pitch timing belt pulley dimensions part number pulley no 10l050 11l050 12l050 13l050 14l050 15l050 16l050 17l050 18l050 19l050 20l050 21l050 22l050 24l050 28l050 30l050 32l050 flange code sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df sf df number of teeth 10 11 12 13 14 15 16 17 18 19 20 21 22 24 28 30 32 pitch dia 1.194 1.313 1.432 1.552 1.671 1.790 1.910 2.029 2.149 2.268 2.387 2.507 2.626 2.865 3.342 3.581 3.820 outside dia ±.005 1.164 1.283 1.402 1.522 1.641 1.760 1.880 1.999 2.119 2.238 2.357 2.477 2.596 2.835 3.312 3.551 3.790 flange dia 1.49 1.63 1.73 1.79 2.00 2.12 2.22 2.34 2.47 2.50 2.74 2.85 2.96 3.15 3.55 3.78 4.05 hub dia .88 .88 .88 1.00 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 1.25 standard bores 1 /4 5 /16 · · · · · · · · · · · · · · · · · 3 /8 1 /2 5 /8 3 /4 type · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·
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5mm htd pitch pulleys 30 5mm pitch timing belt pulley dimensions part number pulley no p12-5m-15 p14-5m-15 p15-5m-15 p16-5m-15 p18-5m-15 p19-5m-15 p20-5m-15 p22-5m-15 p24-5m-15 p28-5m-15 p30-5m-15 p32-5m-15 p36-5m-15 p38-5m-15 p40-5m-15 p42-5m-15 p44-5m-15 p48-5m-15 p50-5m-15 p56-5m-15 p60-5m-15 p62-5m-15 p64-5m-15 p72-5m-15 p80-5m-15 p90-5m-15 flange code sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf sf df df df df df df df df df df df df df df df df df df df df df df number of teeth 12 14 15 16 18 19 20 22 24 28 30 32 36 38 40 42 44 48 50 56 60 62 64 72 80 90 pitch dia outside flange dia dia ±.005 .707 .832 .895 .958 1.083 1.146 1.208 1.334 1.459 1.709 1.835 1.960 2.211 2.336 2.461 2.587 2.712 2.963 3.088 3.464 3.715 3.840 3.965 4.466 4.968 5.594 .87 1.00 1.06 1.09 1.25 1.32 1.37 1.50 1.61 1.87 2.00 2.12 2.41 2.54 2.71 2.79 2.91 3.13 3.26 3.63 3.89 4.10 4.13 4.67 5.19 5.81 hub dia 1 standard bores /4 5 /16 3 /8 1 /2 5 /8 type .752 .877 .940 1.003 1.128 1.
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vps pulleys 34 variable speed pulleys model vps · economical combining cost-saving features of glass reinforced nylon with steel shafts and steel-clad flanges for greater wear resistance · speed range infinitely variable within standard ratio limits · vps pulleys supplied with setscrews a c2 b set screw variable speed pulleys d c 1 bore torque transmission division of rampe mfg fairport harbor ohio 44077 dimension drawing vps tol unless noted fract ±1/64 xx ±.010 xxx ±.005 ang ±1/2 fin 125m drawn date title d.j.g checked 1212/07 material vps catalog app d scale dwg no rev 1 :1 model vpsr round shaft series · closer tolerance on round shaft · molded keyway · precisely ground and polished shafts · speed range infinitely variable within standard ratio limit · all pulleys spring-loaded color-coded to indicate spring pressure a c2 b set screw vpsr pulley d c 1 bore dimension drawing vpsr 1-800-544-6642 www.torquetrans.com
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sprockets 38 roller chain sprockets single strand roller chain no 25 1/4 pitch · available in teeth sizes from 9 to 48 all ¼ pitch single sprockets · hubs drilled tapped with a 10-24 setscrew · hubs can be drilled with cross-holes for dowel pins · keyways and d-bores can be molded in the hubs · aluminum hubs for sprockets s-2516 and larger available for greater strength roller chain sprockets .55 .125 10-24 set scr p.d root dia o.d .81 .31 9 13 tooth 9/13 tooth figure 1 sprockets fig 1 .110 no ribs on 14&15 tooth p.d root dia o.d .81 1.00 14&15 tooth 10-24 set scr sprockets fig 2 14/30 tooth .31 .42 14 30 tooth figure 2 1-800-544-6642 www.torquetrans.com
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® iso 90012000 certification 42586 800-544-6642 usa calls 1246 high street fairport harbor ohio 44077 usa p 440-352-8995 f 440-352-7682 sales@torquetrans.com www.torquetrans.com
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