Bolens 550 Operator's Manual page 15

Model550 And551Spindle Assembly
31t /JI.J v
13"
2;
10
/
19
9
/
20
23
/
/ ,!
14 /
5
V-BELTS are specially designed to engage ana
disengage safely. A substitute tnon-OEM pV-Belt
can be dangerous by not disengaging completely.
REE
NO.
1 687-02019
2 710-0395
3 710-0599
4 710-1143A
5 712-3009
6 712-3027
7 712-3056
8 714-3010
9 718-04012
10 731-04158
11 731-04207
12 732-0187
13 732-0188A
14 736-0119
15 736-0302
16 736-0317
PART
NO. DESCRIPTION
Blade Plate Assembly
Hex Screw, 5/16-18
Self-tapping Screw, 1/4-20
Hex Screw, 5/8-18
Hex Lock Nut, 5/16-18
Hex Flange Nut, 1/4-20
Jam Nut, 5/8-18
Cotter Pin
Bearing Cup
Blade Guard
Bearing Block
Compression Spring
Double Torsion Spring
Lock Washer
17 736-3090
18 737-3000
19 738-04025
20 741-0524
21 747-04110
22 748-0273
23 750-04105
24 750-0547
25 754-0465
26 756-0449
27 781-0080
28 781-0086
29 787-01081
REE PART
NO. NO. DESCRIPTION
Flat Washer,.260 x.72
Lube Fitting, 3/16
Pin, 1/4-20
Bearing,.625 ID x 1.57 OD
Blade Adjustment Rod
Spacer.635 ID x.88 OD
Spacer,.63 x 1.12 x 1.06
Spacer,.632 ID x.875 OD
Belt
Sheave
Blade
Spindle Belt Guard
Index Bracket
30 736-0366¢ Flat Washer
Flat Washer,.632 tD,.943 OD 31 781-0748t Tri Star Blade
Bell Washer,.63 ID x 1.20D
tlf so equipped
15