MTD 551 Operator's Manual page 14

Model521/550/551Frame
2
lO
15
7
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PART
NO.
710-0191
710-0599
710-0654A
710-0944
712-0431
731-04168
736-0320
736-0452
736-3052
736-3090
750-04142
756-0313
756-1035A
756-1150A
787-01072
DESCRIPTION
Screw, 3/8-24
Screw, 1/4-20
Screw, 3/8-16
Screw, 3/8-16
Flange Lock Nut, 3/8-16
Debris Guard
Flat Washer, 3/8 ID x 1.37 OD
Bell Washer,.396 x 1.140
Flat Washer,.406 x 1.00
Flat Washer,.260 x.720
Pulley Mount Spacer
Flat idler Pulley, 1.88 OD
Idler Pulley
Combination Flywheel Pulley
Frame
14