WAR_15 COVER:WE5941 Open Gear Cover 6/8/07 8:35 AM Page 1 Warner Electric TB Woods Boston Gear Altra Industrial Motion -Asia Pacific and Africa > BOSTON GEAR Gears, Couplings and Shaft Accessories Electromagnetic Clutches and Brakes - USA V-Belt Drives, Synchronous Drives,Flexible Couplings, Variable Frequency AC Drives Enclosed and Open Gearing, Electrical and Mechanical P.T. Components China852 2615 9313Taiwan886 2 2577 8156Singapore65 487 4464Thailand66 2 322 5527Australia612 9894 0133S. Africa27 11 918 4270 South Beloit, IL815-389-3771 Chambersburg, PA717-264-7161 Charlotte, NC704-688-7300 > For application assistance:1-800-825-9050 For assistance:1-888-829-6637 Press #5 ҖCustomer Service For customer service:1-800-825-6544For application assistance:1-800-816-5608 Electromagnetic Clutches and Brakes - Europe Press #7 Mechanical ApplicationsPress #8 ֖Electronic Applications St Barthelemy dAnjou, France+33 (0)2 41 21 24 24 Huco Dynatork > For sales office:+33 (0)2 41 21 24 76 Wichita Clutch and Industrial Clutch > Precision Couplings and Air Motors Precision Electric Coils andElectromagnetic Clutches and Brakes - USA Pneumatic and Oil ImmersedClutches and Brakes - USA Hertford, England+44 (0) 1992 501900U.S. 800-825-6544 Wichita Falls, TX940-723-3400 Columbia City, IN260-244-6183 > Pneumatic Clutches and Brakes - Europe Ameridrives Couplings Inertia Dynamics Bedford, England +44 (0)1234 350311 > Gear Couplings, Mill Spindles,Universal Joints Spring Set Brakes; Power On andWrap Spring Clutch/Brakes Erie, PA 814-480-5000 Torrington, CT 860-482-4444 Twiflex Limited > Caliper Brakes and Thrusters Bibby Transmissions Matrix International Twickenham, England +44 (0) 20 8894 1161 > Disc, Gear, Grid Couplings, Overload Clutches Electromagnetic Clutches and Brakes, Pressure Operated Clutches and Brakes Formsprag Clutch Dewsbury, England +44 (0) 1924 460801 Brechin, Scotland +44 (0) 1356 602000U.S. 815-389-3771 > Overrunning Clutches and Holdbacks Nuttall Gear andDelroyd Worm Gear Warren, MI 586-758-5000 > Worm Gear and Helical Speed Reducers For application assistance:1-800-927-3262 Warner Linear Niagara Falls, NY 716-298-4100 > Linear Actuators and Guideways - USA Marland Clutch Belvidere, IL 815-547-1106 > Roller Ramp and Sprag Type Overrunning Clutches and Backstops Saftek Friction > Non-asbestos Brake and ClutchMaterials For application assistance:1-800-825-9050 Burr Ridge, IL630-455-1752 Telford, England +44 (0) 1952 581122 Stieber Clutch > Overrunning Clutches and Holdbacks Heidelberg, Germany +49 (0)6221 30 47 0 > Boston Gear 14 Hayward Street Quincy, MA 02171617-328-3300 Fax: 617-479-6238www.bostongear.com > P-1482-BG 50116 5/07 Printed in USA size="-1">

Boston stock miter and bevel gears are designed for transmission of powerand/or motion between intersecting shafts at a right angle (90). Miter gears are+a special type of bevel gear designed to operate as pairs being identical in num/+ber of teeth and pitch (1 to 1 ratio only). Other Boston stock bevel gear sets are+available with ratios from 1/1/2:1 to 6:1.All Boston standard stock bevels and miters are manufactured with a 20а pres/sure angle. These bevel gears are made in accordance with AGMA specifica/+tions for a long and short addendum system for gears and pinions, which serves+to reduce...

TABLE 1 Service FactorOperating Conditions 0.8Uniformnot more than 15 minutes in 2 hours.1.0Moderate Shockחnot more than 15 minutes in 2 hours. Uniformnot more than 10 hours per day.1.25Moderate Shockחnot more than 10 hours per day. Uniformmore than 10 hours per day.1.50Heavy Shockחnot more than 15 minutes in 2 hours. Moderate Shockmore than 10 hours per day. 1.75Heavy Shockחnot more than 10 hours per day.2.0Heavy Shockmore than 10 hours per day. > Heavy shock loads and/or severe wear conditions may require the use of higherservice factors. Consultation with factory is recommended in these applications....

WAR_15 COVER:WE5941 Open Gear Cover 6/8/07 8:35 AM Page 1 Warner Electric TB Woods Boston Gear Altra Industrial Motion -Asia Pacific and Africa > BOSTON GEAR Gears, Couplings and Shaft Accessories Electromagnetic Clutches and Brakes - USA V-Belt Drives, Synchronous Drives,Flexible Couplings, Variable Frequency AC Drives Enclosed and Open Gearing, Electrical and Mechanical P.T. Components China852 2615 9313Taiwan886 2 2577 8156Singapore65 487 4464Thailand66 2 322 5527Australia612 9894 0133S. Africa27 11 918 4270 South Beloit, IL815-389-3771 Chambersburg, PA717-264-7161 Charlotte, NC704-688-7300...