MTD 551 Operator's Manual page 18

Model550 And551WheelAssembly
10_
\
(Frameshown for reference only)
2
7
18
17
19
2
9
6
<
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
PART
NO.
687-02022
712-0431
732-04045
734-1987
734-1988
736-0182
736-0208
736-0232
736-0234
738-0213
738-0380
738-04036
738-04037
738-04041
750-04129
750-04165
750-0664
781-0100
787-01074
DESCRIPTION
Curb Height Adjustment Lever
Flange Lock Nut, 3/8-16
Torsion Spring
Wheel 8xl .8
Wheel 7xl .8
Spring Washer,.500 x 1.00
Flat Washer,.51 ID x 1.50D
Wave Washer,.531 ID x.781 OD
Washer,.385 x 1.5
Shoulder Screw,.498 x 1.445
Shoulder Screw,.50 x.27
Shoulder Screw,.50 x 4.62
Shoulder Screw,.50 x 9.36, 3/8-16
Shoulder Screw,.50 x 11.61
Spacer,.525 x.775
Spacer,.525 x.775
Spacer,.505 ID x.88 OD
Curb Height Adjuster Plate
Wheel Bracket
18