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TRACTOR - - MODEL NUMBER 917.275972
MOWER DECK
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 181606 Mower Deck Weldment 50 39 131494 Pulley, Idler Flat
2 STD541413 Nut, Crownlock 5/16-18 40 174375 Pulley, Driven
3 72110506 Bolt, Carriage 5/16-18 x 3/4 42 STD533107 Bolt 5/16-18 Unc x 3/4
4 7631J Runner, Mower LH 43 136460 Arm, Idler Secondary
5 138457 Bracket Asm., Sway Bar 44 165723 Spacer, Retainer
6 STD624008 Retainer, Spring 45 STD541437 Nut, Crownlock 3/8-16 Unc
7 178024 Bar, Sway Deck 46 74760628 Bolt, Fin Hex 3/8-16 Unc x 1-3/4
8 850857 Bolt 3/8-24 x 1.25 Gr. 8 47 137200 Cover, Mandrel RH
9 STD551137 Washer, Lock Hvy 3/8 unplated 48 137729 Screw, Thd Roll 1/4-20 x 5/8
10 140296 Washer, Hard Blade Mower 49 136574 Cover, Mandrel LH
Vented 50 137272 Arm, Idler Primary
(The following blades are available) 51 137273 Spring, Secondary
11 137380 Blade, 50" HFLift Std 52 184058 Pulley, Idler V Groove
- - 156468 Blade, 50" HFLift Premium 53 180807 Shield, Idler
(For better wear ) 54 148763 V-Belt, Mower Primary
13 137553 Shaft Asm., W/Lower Brg 55 144959 V-Belt, Mower Secondary
14 137152 Housing, Mandrel 50" Vent 56 138687 Spring, Primary
15 110485X Bearing, Ball Mandrel 57 136577 Bar Asm., Wheel Gauge
16 174493 Stripper, Mower Vented 58 133957 Wheel, Gauge
17 106735X Rod, Hinge 59 184219 Bolt, Shoulder
18 19111016 Washer 11/32 x 5/8 x 16 Ga. 60 139031 Pin, Clevis
19 105304X Cap, Sleeve 61 136573 Bracket, Wheel Gauge
20 123713X Spring, Torsion Deflector 62 178515 Washer Hardened
21 137607 Bracket, Deflector 63 72110504 Bolt Carriage 5/16 x 1/2
22 110452X Nut, Push 64 19121414 Washer 3/8 x 3/4 x 14 Ga
23 110509X428 Shield, Deflector Mower 65 151831 Pulley Idler Flat Mower
24 136320 Runner, RH 66 156009 Keeper, Belt Idler 44/50"
25 19111216 Washer 11/32 x 3/4 x 16 Ga. 67 73930600 Nut, Centerlock 3/8-16
27 STD551037 Washer 13/32 x 13/16 x 16 Ga. 99 72110614 Bolt, Carriage 3/8-16 x 1-3/4 Gr.5
28 132823 Spacer, Spring Stop Idler 116 73680500 Nut Crown Lock 5/16-18
30 173984 Screw Thdrol Rolling Washer Head - - 143651 Mandrel Assembly (Includes
31 178342 Nut, Fig Top Lock Cntr 9/16 Key Nos. 8-10, 13-15, 31 and 33)
32 153535 Pulley, Mandrel Replacement Mower, Complete
33 129963 Washer, Spacer Mower Vented (Std. Deck-Order separately
34 72140610 Bolt, Carriage 3/8-16 x 1-1/4 guage wheels and components
35 72110616 Bolt, Carriage 3/8-16 x 2 Key Nos. 58, 59, 64 and 67.)
36 72110608 Bolt, Carriage 3/8-16 x 1 Gr. 5
37 137166 Stiffener, Arm Idler
38 173979 Keeper, Belt Idler
-- 181689
NOTE: All component dimensions given in U. S.
inches 1 inch = 25.4 mm
47
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