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Spring Street / PO Box 997 Port Washington, WI 53074-0997 USA MANUFACTURING, INC. © Copyright Simplicity Manufacturing, 2007 Inc. All Rights Reserved. Printed In USA. TP 400-3901-00-AT-SMA Mfg. No. Description Attachment 1694399 540 RPM P.T.O. Part No.: 1731106 Table Of Contents s PRODUCT COMPONENTS PAGES Tuff Torq PTO Group - 540 RPM ......................................................................................................................... Torque Specification Chart ..................................................................... Inside Back Cover Tuff Torq PTO Group - 540 RPM NOTE: Unless noted otherwise, 1694399 use the standard hardware torque specification chart. The above parts group applies to the following Mfg. Nos.: 1694399 - 540 RPM P.T.O. Briggs and Stratton Yard Power Products Group Copyright © 2007 by Briggs and Stratton Corporation 4 TP 400-3901-00-AT-SMA Milwaukee, WI, USA. All rights reserved Tuff Torq PTO Group - 540 RPM REF NO PART NO. QTY. DESCRIPTION 1 1960666SM 1 CAPSCREW, Hex Head, 1/4 - 20 x 7/8 2 1726043SM 1 HANDLE, 540 PTO 3 1920397SM 1 NUT, Nylock, 1/4 - 20 4 1654634SM 2 SWITCH, Ball 5 1960680SM 1 NUT, Hex Washer, 3/8 -16 6 1676148SM 2 BUSHING 7 1669105SM 1 SPACER 8 1724225SM 1 HANDLE ASSEMBLY 9 1919326SM 2 WASHER 10 1722460SM 2 PIN, Quick 11 1960615SM 1 BOLT, Carriage, 3/8 - 16 x 2-1/2 12 1725790SM 1 PTO, 540 RPM, Tuff Torq 13 1724216SM 1 ARM & HUB ASSEMBLY 14 1725010SM 1 ROLL PIN 15 1664847SM 2 CAPSCREW, Hex Washer Head, 5/16 - 18 x 3/4 16 1725944SM 1 SHIELD & DECAL ASSEMBLY 17 1960677SM 2 CAPSCREW, Hex Head, M12 - 1-3/4 x 25mm 18 1724229SM 1 ROD 19 1725574SM 1 DECAL, 540 PTO Lever Control 20 1726291SM 4 CAPSCREW, 8mm x 90mm 21 1726474SM 1 COVER, 540 PTO 22 1726249SM 1 RING, Snap 23 1724963SM 1 WIRE HARNESS 24 1726283SM 1 O-RING 25 1726106SM 1 O-RING 26 1726169SM 1 SOLENOID GASKET 27 1718122SM 10 CAPSCREW, 8mm x 30mm Footnotes The above parts group applies to the following Mfg. Nos.: 1694399 - 540 RPM P.T.O. Briggs and Stratton Yard Power Products Group Copyright © 2007 by Briggs and Stratton Corporation 5 TP 400-3901-00-AT-SMA Milwaukee, WI, USA. All rights reserved Hardware Identification & Torque Specifications Common Hardware Types Hex Head Capscrew Washer Lockwasher Carriage Bolt Hex Nut Standard Hardware Sizing When a washer or nut is identified as 1/2”, this is the Nominal size, meaning the inside diameteris 1/2 inch; if a second number is present it represent the threads per inch When bolt or capscrew is identified as 1/2 - 16 x 2”, this means the Nominal size, or body diameteris 1/2 inch; the second number represents the threads per inch(16 in this example, and the final number is the body lengthof the bolt or screw (in this example 2 inches long). The guides and ruler furnished below are designed to help you select the appropriate hardware and tools. Nut, 1/2” Inside Diameter 01234 1/2 1/2 1/2 1/2 1/4 3/4 1/4 3/4 1/4 3/4 1/4 3/4 Screw, 1/2 x 2 Body Diameter Body Length Wrench & Fastener Size Guide 1/4 5/16 Torque Specification Chart FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%) Hardware Grade SAE Grade 2 No Marks SAE Grade 5 SAE Grade 8 Size Of in/lbs in/lbs in/lbs Hardware ft/lbs Nm. ft/lbs Nm. ft/lbs Nm. 8-32 19 2.1 30 3.4 41 4.6 8-36 20 2.3 31 3.5 43 4.9 10-24 27 3.1 43 4.9 60 6.8 10-32 31 3.5 49 5.5 68 7.7 1/4-20 66 7.6 8 10.9 12 16.3 1/4-28 76 8.6 10 13.6 14 19.0 5/16-18 11 15.0 17 23.1 25 34.0 5/16-24 12 16.3 19 25.8 27 34.0 3/8-16 20 27.2 30 40.8 45 61.2 3/8-24 23 31.3 35 47.6 50 68.0 7/16-14 30 40.8 50 68.0 70 95.2 7/16-20 35 47.6 55 74.8 80 108.8 1/2-13 50 68.0 75 102.0 110 149.6 1/2-20 55 74.8 90 122.4 120 163.2 9/16-12 65 88.4 110 149.6 150 204.0 9/16-18 75 102.0 120 163.2 170 231.2 5/8-11 90 122.4 150 204.0 220 299.2 5/8-18 100 136 180 244.8 240 326.4 3/4-10 160 217.6 260 353.6 386 525.0 3/4-16 180 244.8 300 408.0 420 571.2 7/8-9 140 190.4 400 544.0 600 816.0 7/8-14 155 210.8 440 598.4 660 897.6 1-8 220 299.2 580 788.8 900 1,244.0 1-12 240 326.4 640 870.4 1,000 1,360.0 NOTES 1. These torque values are to be used for all hardware excluding: locknuts, self-tapping screws, thread forming screws, sheet metal screws and socket head setscrews. 2. Recommended seating torque values for locknuts: a. for prevailing torque locknuts - use 65% of grade 5 torques. b. for flange whizlock nuts and screws - use 135% of grade 5 torques. 3. Unless otherwise noted on assembly drawings, all torque values must meet this specification. 3/8 1/2 DIA. 7/16 DIA. 1/4” Bolt or Nut 5/16” Bolt or Nut 3/8” Bolt or Nut 7/16” Bolt or Nut 1/2” Bolt or Nut Wrench—7/16” Wrench—1/2” Wrench—9/16” Wrench (Bolt)—5/8” Wrench—3/4” Wrench (Nut)—11/16” ...