Parts List - MTD 550 Series Operator's Manual

Ref. Part No. Description
1 687-02022 Curb Height Adjustment Lever
2 687-02125A Curb Height Adjuster Plate
3 687-02126 Blade Plate Assembly
4 710-0191 Screw 3/8-24
5 710-0411 Screw 3/8-16
6 710-04389 Hex Screw, 5/16-18
7 710-0599 Self-tapping Screw, 1/4-20
8 710-0654A Screw, 3/8-16
9 710-0726 Hex Screw, 5/16-12
10 710-0870 Hex Screw 5/16-18
11 710-1143A Hex Screw, 5/8-18
12 710-1174 Carriage Bolt, 5/16-18
13 710-1205 Rope Guide (Eye Bolt)
14 710-3180 Hex Screw, 5/16-18
15 711-04361 Axle Shaft .50x6.65
16 711-04440 Frame Spacer .50x9.25
17 712-04063 Lock Flange Nut, 5/16-18
18 712-04065 Flange Nut 3/8-16
19 712-0417A Flange Nut, 5/8-18
20 714-3010 Clevis Pin 3/32 x .625
21 718-04012 Bearing Cup
22 720-0142 Grip
23 720-0279 Wing Nut
24 720-04072 Star Knob
25 726-0299 Push Cap 1/2" rod
26 731-04207 Bearing Block
27 731-05063 Debris Guard
28 731-05064 Blade Guard
29 732-0188A Double Torsion Spring
30 732-0369 Compression Spring
31 732-04045 Torsion Spring
V-BELTS are specially designed to engage and
disengage safely. A substitute (non-OEM) V-Belt can
be dangerous by not disengaging completely.
Ref. Part No. Description
32 732-04169 Compression Spring
33 734-1988 Wheel 7 x 1.8 Spoke Bar Grey †
34 734-1987 Wheel 8 x 1.8 Spoke Bar Grey †
35 736-0234 Flat Washer, .385 x 1.5 x .075
36 736-04088 Flat Washer .635x1.24x.181
37 736-0452 Bell Washer,.396 x 1.140
38 738-04149 Shoulder Screw, 3/8-16
39 738-0706C Shoulder Screw
40 738-0929 Shoulder Screw, 3/8-16
41 741-0524 Bearing, .625 ID x 1.57 OD
42 746-04052 Control Cable (Tecumseh)
43 746-04036 Wheel Adjustment Cable
44 747-04110 Blade Adjustment Rod
45 747-0976A Bail Handle
46 749-04183 Upper Handle
47 749-04234 Lower Handle
48 750-04105 Spacer, .63 x 1.12 x 1.06
49 750-04129 Spacer
50 750-04142 Pulley Mount Spacer
51 750-0547 Spacer, .64 x.88 x .50
52 754-04032B Belt
53 756-04148 Flat Idler Pulley, 2.5 OD
54 756-0449 Sheave
55 756-1150A Combination Flywheel Pulley
56 781-0080 Edger Blade
57 781-0427 Belt Guard
58 781-0741A Depth Index Bracket
59 781-0742 Depth Index Lever
60 787-01081A Cover Plate
61 787-01239 Dual Wheel Bracket
62 787-01304 Frame
† Optional
15
9
Part List:
Handle/Frame/
Wheel Assembly
Model 550 Series
For parts and/or
accessories please call
1-330-220-4683, or
1-800-800-7310
www.mtdproducts.com
NOTE: Specifications are
subject to change without
notification or obligation.
Images my not reflect your
exact model and are for
reference purposes only.