Specifications

TRACTOR - - MODEL NUMBER 917.270821
MOWER DECK
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO.
I 144393 Mower Housing 59 141043
2 STD533107 Bolt 67 162113
3 138017 Bracket Assembly,Sway Bar, 68 144200
Front 71 142427
4 138440 Bracket Assembly, Sway Bar 72 131870
5 STD624008 Retainer Spring 73 127847
6 130832 Arm, Suspension, Rear 74 121748X
8 850857 Bolt, Hex 3/8-24 x 1.25 Gr. 8 75 12000029
9 STD551137 Washer, Lock 76 128903
10 140296 Washer, Hardened
11 134149 Blade, Mulching 77 127845
12 129895 Bearing, Ball 78 160570
13_----137645 Shaft Assembly, Mandrel, 79 127498
Vented (Ind. Key Number 6) 80 153701
14 128_.77_4__.... o_Hg_using,Mandrel, Vented 81 73350600
15 110485X Bearing, Ball, Mandrel 82 142028
16 140329 Stdpper, Vented Mower Deck 83 120958X
17 72110610 Bolt, Carriage 3/8-16 x 2-1/4 84 156084
18 72140505 Bolt, Carriage 5/16-18 x 5/8 85 72140620
19 132827 Bolt, Shoulder 92 STD541437
20 159770 Baffle, Vortex
21 STD541431 Nut, Crownlock 5/16-18 UNC 101 136420
22 134753 Stiffener Bracket 102 71161010
23 131267 Bracket, Deflector 103 19061216
24 105304X Cap, Sleeve 104 STD551110
25 123713X Spring, Torsion, Deflector 105 160793
26 _11.-0452X..... Nut, Push 106 2029J
27 130968 Shield, Deflector 111 155197
28 19111016 Washer 11/32 x 5/8 x 16 Ga. 112 155198
29 131491 Rod, Hinge 113 17490512
30 157722 Screw Thdrol Rolling Wsh Hd 114 73510500
31 129963 Washer, Spacer 115 72110504
153535 Pulley, Mandrel 116 137644
33 137266 Nut, Toplock, Ranged 117 133957
34 STD533717 Bolt 118 73930600
35 133835 Fastner, Christmas Tree 119 19121414
36 131494 Pulley, Idler, Flat 121 143723
37 19131316 Washer13/32 x13/16 x16 Ga. 128 153390
40 STD541437 Nut, Crownlock 3/8-16 UNC 129 19131312
41 133551 Rod, Pivot, with Nros 130 STD523710
43 140083 Rod, Clutch, Secondary, w/Nibs
44 140088 Guard; I_andrel, LI-L 131 STD533710
45 STD624003 Retainer 132 19132203
46 137729 Screw, TltJ. Roll 1/4-20 x 5/8 141 6266H
48 133944 Washer, Hardened -- 130794
49 155066 Roller Assembly, Cam Follower
50 131340 Bolt, Shoulder #10-24 Grade 5 ....
51 STD541410 Locknut - - 145411
52 139888 Bolt, Shoulder 5/16-18 UNC
53 131845X900 Arm Assembly, Pad, Brake
54 133943 Washer, Hardened
55 155046 Arm, Idler
56 122052X Spacer, Retainer
58 140086 Spring, TorsionBrakes 42"
DESCRIPTION
Guard, Tuv Idler (94)
Knob Custom Oval
V-Belt
Rod, Clutch, Primary, with Nibs
Spdng, Return
Arm, Clutch, Secondary
Washer 25/32 x 1-5/8 x 16 Ga.
Ring, Klip
Bolt, Shoulder 3/8-16 UNC x
1.44
Keeper, Spring
Arm, Clutch, Primary
Bushing, Large, Brass
Spring, Mower Clutch
Nut, Hex Jam 3/8-16 UNC
Trunnion Adj. 94
Washer Sintered
Keeper Belt Idler
Bolt Carriage 3/8-16 x 2-1/2
Locknut, Hex W/Wsh 3/6-16
UNC
Cover Mulching 42" Black
Screw Truss Hd Phi110-24 x5/8
Washer #10
Washer Lock
Latch Asm Bagger
Nut Weld
Bracket.Gauge, Wheel LH
Bracket, Gauge, Wheel RH
Screw Thdrol 5/16-18 x 3/4
Nut, Hex Keps 5/16-18 UNC
Bolt, Carriage 5/16 UNC x 1/2
Bolt, Shoulder
Wheel, Gauge
Nut, Crownlock 3/8-16
Washer 13/32 x 7/8 x 14 Ga.
Bracket
Washer Felt
Washer 13/32 x 13/16 x 12 Ga.
Bolt, Fin Hex 3/8-16 UNC x 1
Gr. 5
Bolt Rdhd Sqnk 3/8-16 UNC x 1
Washer 13/32 x 1-3/8 x 3 Ga.
Washer Thrust .75 x 1.230
Mandrel Assembly (Includes
Key Numbers 6-10, 12-15, 31
and 32)
Mower Deck, Complete (Std
deck - order separately mulcher
plate components key nos. 101-
106)
NOTE: All component dimensions given in U.S.inches
1 inch = 25.4 mm
49