Attachment
g
Illustrated
Parts List
Attachment
. No. Description
Mf
1694874 42" Two-Stage Snowthrower
MANUFACTURING, INC.
500 N. Spring Street / PO Box 997
Port Washington, WI 53074-0997 USA
www.simplicitymfg.com
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved. Printed In USA.2007
Part No.:
TP 400-4554-00-AT-SMA
Rev.
1734833
04/2007
Table Of Content
s
PRODUCT COMPONENTS PAGES
Auger Drive Group ...............................................................................................................................................
Auger Housing & Chute Group ............................................................................................................................
Decals Group .......................................................................................................................................................
10
Torque Specification Chart ..................................................................... Inside Back Cover
4
6
Auger Drive Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987160
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
4
TP 400-4554-00-AT-SMA
Auger Drive Group
PART NO. DESCRIPTIONREF NO QTY.
KEY, Woodruff, 47/250 x 5/8 1 2818312SM 1
NUT, Hex Nylock, 5/16-18 2 1919438SM 1
NUT, Hex Lock ESNA Light, 1/4-20NC-3B 3 1920397SM 3
IMPELLER ASSEMBLY 4 1723994ASM 1
CARRIAGE BOLT, 5/16-18 x 1 5 1931335SM 1
GEARBOX ASSEMBLY 6 1723950SM 1
CAPSCREW, Whiz, 3/8-16 x 3/4 7 1933260SM 4
CAPSCREW, 1/4-20 x 1.88 8 1960506SM 1
PULLEY, Input 9 1724003SM 1
SCREW, Set Square Head Cup Point, 5/16-18 x 1/2 G8 10 1928721SM 2
BUSHING 11 1723997SM 1
SHAFT ASSEMBLY, Worm 12 1723995SM 1
SEAL, Oil 1/4" Thick 13 1612093SM 1
BUSHING, 377/500 ID x 1-1/10 OD x 1-1/100 LG Powerdered Metal 14 1612149SM 2
COLLAR, Thrust 3/4 LG 15 1612127SM 1
GEAR, Worm 1-3/8 LG 16 1612142SM 1
WASHER, Thrust 17 2168111SM 1
PIN, Drive Lock Type A 3/16 x 1-1/2 18 2836098SM 1
GASKET, Gear Case 19 1612124SM 1
CASE, Gear L.H. 20 1612136SM 1
CAPSCREW, Hex Head, 1/4-20 x 2-1/2 G5 21 1923282SM 2
SEAL, Oil, 1/4" Thick 22 2118118SM 2
CAPSCREW, Hex Head, 1/4-20 x 2-1/4 G5 23 1960346SM 4
FITTING, Pipe Plug, Square Head 24 1668971SM 1
SHAFT, E-Coat, 5 LG 25 1723931SM 2
CAPSCREW, Hex Head, 1/4-20 x 1-3/4 G5 26 1921962SM 2
BUSHING, Plastic 27 1709894SM 2
AUGER ASSEMBLY, L.H. 28 1731325SM 1
PIN, Flat Head Drilled 29 1668344SM 2
PIN, Cotter 47/50 x 3/4 30 1918447SM 2
FITTING, Lube 1/4 Drive, No Check Ball 31 2821133SM 2
AUGER ASSEMBLY, R.H. 32 1731326SM 1
KEY, Woodruff 1/4 x 3/4 33 2830246SM 1
SHAFT, 16 LG Auger 3 Holes 34 1731916SM 1
WASHER, Thrust 35 2118315SM 2
GEAR, Worm 7/8 LG 36 1612141SM 1
CASE, Gear R.H. 37 1612137SM 1
NUT, Hex Flange, 1/4-20 Toplock Small 38 1930642SM 8
NUT, Hex Flange, 5/16-18, Whiz Lock Small 39 1931277SM 2
CARRIAGE BOLT, 5/16-18 x 3/4 G5 40 1931333SM 2
SUPPORT, Gear Box 10GA 41 1723922ASM 1
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
5
TP 400-4554-00-AT-SMA
Auger Housing & Chute Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987049
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
6
TP 400-4554-00-AT-SMA
Auger Housing & Chute Group
PART NO. DESCRIPTIONREF NO QTY.
AUGER HOUSING ASSEMBLY, 42" 1 1732272ASM 1
SCRAPER BAR, 42" 2 1723986ASM 1
BOLT, Carriage, 5/16 - 18 x 3/4 3 1931333SM 11
LOCKNUT, Flange, 5/16 - 18 4 1935048SM 9
BEARING, Flange 6 2172278ASM 4
BEARING, Cartridge 7 1733105SM 2
SKID SHOE 8 1725747ASM 2
BOLT, Carriage, 3/8 - 16 x 1 9 1960702SM 4
NUT, ESNA Flange, 3/8 - 16 10 1960687SM 4
DRIFT CUTTERS 11 1729642ASM 2
SCREW, Hex Washer Head Taptite, 5/16 - 18 x 3/4 12 1664847SM 2
NUT, Keps Washer, 5/16 - 18 13 1960684SM 2
COVER, Gear 14 1733934SM 1
MOTOR, Electric 15 1728965SM 1
GEAR, Pinion 16 1728967SM 1
SCREW, Hex Washer, #10 - 24 x 1-1/4 17 2860604SM 3
NUT, Hex Keps, #10 - 24 18 1960745SM 3
NUT, Hex Flange Whizlock, 5/16 - 18 21 1931277SM 6
SCREW, Hex Head, 5/16 - 18 x .62 22 1925205SM 6
BRACKET, Cable 25 1726411ASM 1
CHUTE RETAINERS 26 1666613SM 3
SCREW, Plastite 27 1960001SM 3
NUT, Push, 1/4 28 1960126SM 2
WASHER, Nylon 29 2860210SM 1
SCREW, Hex Washer Head Taptite, 1/4 - 20 x 3/8 30 1929000SM 1
NUT, Hex Flange ESNA, 5/16 - 18 31 1960686SM 1
SPACER 32 1702219SM 3
ROD, Spring 33 1611945SM 1
SPRING, Compression 34 1611939SM 1
GUIDE ASSEMBLY, Cable 37 1717591ASM 1
HARNESS, Spout Rotator 38 1722735SM 1
HARNESS, Power Outlet 39 1716987SM 1
HARNESS ASSEMBLY, Chute 40 1732236SM 1
BRACKET, Cable Mount 41 1721590ASM 1
CAPSCREW, 1/4 - 20 x 7/8 42 1924009SM 2
WASHER, Special 43 1960151SM 2
NUT, Hex Keps, 1/4 - 20 44 1960685SM 2
HAIRPIN, 1/16 45 1960221SM 1
CABLE ASSEMBLY 46 1724568SM 1
PIN, Flat Head 47 1668344SM 1
GEAR, Chute 48 1717477ASM 1
CHUTE ASSEMBLY 49 1731437SM 1
CABLE TIE 51 2825094SM 1
SPRING ANCHOR 52 1724641ASM 1
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
7
TP 400-4554-00-AT-SMA
Auger Housing & Chute Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987049
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
8
TP 400-4554-00-AT-SMA
Auger Housing & Chute Group
PART NO. DESCRIPTIONREF NO QTY.
CAPSCREW, 5/16 - 18 x 4-1/2 56 1722357SM 1
SPRING ANCHOR ASSEMBLY 57 1732127ASM 1
WASHER 58 1933468SM 1
NUT, Pushpal, 5/16 - 18 59 1935255SM 1
SWITCH, Chute Control 64 1724210SM 1
CLIP, Wire 65 1715956SM 1
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
9
TP 400-4554-00-AT-SMA
Decals Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
986173
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
10
TP 400-4554-00-AT-SMA
Decals Group
PART NO. DESCRIPTIONREF NO QTY.
DECAL, Danger Auger 1 1716532SM 1
DECAL, Caution 2 1716531SM 1
DECAL, Danger Blower 3 1722674SM 1
DECAL, OPEI 4* 1
DECAL, Caution Weights 5 1716540SM 1
DECAL, Caution 6 1716536SM 1
DECAL, Warranty 7*
Footnotes
* (Not servicable)
The above parts group applies to the following Mfg. Nos.:
1694874 - 42" Two-Stage Snowthrower
Briggs and Stratton Yard Power Products Group
2007Copyright © by Briggs and Stratton Corporation
Milwaukee, WI, USA. All rights reserved
11
TP 400-4554-00-AT-SMA
Hardware Identification & Torque Specifications
Common Hardware Types
Hex Head Capscrew
Carriage Bolt
Standard Hardware Sizing
When a washer or nut is identified as 1/2”, this is the
Nominal size
second number is present it represent the
When bolt or capscrew is identified as 1/2 - 16 x 2”, this
means the
second number represents the
example, and the final number is the
bolt or screw (in this example 2 inches long).
, meaning the
Nominal size
inside diameter
, or
body diameter
threads per inch
body length
Washer
Lockwasher
Hex Nut
is 1/2 inch; if a
threads per inch
is 1/2 inch; the
(16 in this
of the
The guides and ruler furnished below are designed to
help you select the appropriate hardware and tools.
0
1/4 3/4
1/2
Nut, 1/2”
Inside
Diameter
1
1/4 3/4
1/2
Screw, 1/2 x 2
2
1/4 3/4
1/2
3
1/4 3/4
1/2
4
Body
Diameter
Body
Length
Torque Specification Chart
FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%)
Hardware
Grade
Size Of
Hardware ft/lbs Nm. ft/lbs Nm. ft/lbs Nm.
8-32
8-36
10-24
10-32
1/4-20
1/4-28
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
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
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.
No
Marks
SAE Grade 2 SAE Grade 5 SAE Grade 8
in/lbs in/lbs
19
2.1
20
2.3
27
3.1
31
3.5
66
7.6 8 10.9 12 16.3
76
8.6 10 13.6 14 19.0
30
31
43
49
NOTES
3.4
3.5
4.9
5.5
in/lbs
41
43
60
68
420 571.2
4.6
4.9
6.8
7.7
Wrench & Fastener Size Guide
1/4
1/4” Bolt or Nut
Wrench—7/16”
5/16
5/16” Bolt or Nut
Wrench—1/2”
3/8
3/8” Bolt or Nut
Wrench—9/16”
7/16
DIA.
7/16” Bolt or Nut
Wrench (Bolt)—5/8”
Wrench (Nut)—11/16”
1/2
DIA.
1/2” Bolt or Nut
Wrench—3/4”
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