
33
PN 55191 (4/22/99)
RM550 MAIN FRAME ASSEMBLY
Ref
Part
No
No
No
Used
Description
1
----------
1
Main frame (not sold separately)
2
34615
3
20-3/4 High suction blade -- Stan-
dard
--or--
--or--
2
18881
3
20-3/4 Medium suction blade --
Optional
3
33736
3
5/8 ID x 3 x 7/16 Shoulder washer
4
67285
3
Spindle assembly (see page 42 for
breakdown)
5
11760
1
3/8 x 7-1/4 Pin, 6-chain
6
66866
1
Discharge chute weldment assem-
bly
7
66865
1
Deck bracket
8
33705
2
1 BK 4.6 H Sheave
9
34756
3
H 3/4 Bushing with key and hard-
ware (includes items 33 & 36)
10 18862
1
Idler and bearing 5.5 OD x 1 ID
11 67284
2
Sleeve, shoulder .5 x .9 x .76
12 67282
1
Idler and bearing 4.5 OD x .69 ID
13 67288
1
Idler arm (includes bushing, item
29)
14 67131
1
Spring, .177 x 1.22 x 9.88 extension
15 67407
2
Compression spring, .19 x 1 ID x
2.06
16 18989
2
Heavy-duty 10” wheel, roller bearing
and sleeve -- Standard (includes
items #25, 26 & 49)
--or--
--or--
16 19754
2
Wheel, 10” pneumatic with bearing
and sleeve (includes items #25, 26,
49 & 16A Tube)
16A 57772
2
Tube, 410/350 x 4 (not shown)
17 67300
2
Rear caster arm (includes item #32)
18 67318
2
Caster shaft and yoke weldment
assembly (for solid tire only)
--or--
--or--
18 19747
2
Caster shaft and yoke weldment
assembly (for pneumatic tire only)
19 20644
1
W94 V-Belt w/Aramid
20 66694
1
Sheave, 4.17 PD 1G BH
21 35139
1
Retaining ring, external
22 20657
1
Complete English decal set
23 20658
1
English safety decal set
24 50658
1
French safety decal set
25 65577
4
.75 Bore x 1.415 flange bearing with
groove for heavy-duty wheel
26 34466
2
3/4 x 1.38 x 1.5 Roller bearing for
heavy-duty wheel
--or--
--or--
26 19756
2
3/4 x 1.38 x 2.5 Roller bearing for
pneumatic wheel
Ref
Part
No
No
No
Used
Description
27 35193
1
Bearing
28 35141
2
Retaining ring, Internal
29 35145
1
Bushing, 3/4 x 1 x 1 Oilite
HARDWARE
Ref
Part
No
No
Description
31
1256 *
3/16 x 1 Cotter pin
32 12296 *
1/4--28 Straight grease fitting, 15/32”
long
33
1985 *
1/4 Standard lockwasher
34 32806
1/4 x 7/8 x 7 GA Flat washer
36 10378 *
1/4 NC x 1 Hex head cap screw GR5
37
565 *
3/8 Standard flat washer
38 14350
3/8 NC Flanged hex locknut
39 24597 *
3/8 NC x 3/4 Carriage bolt
40
855 *
1/2 Extra-heavy lockwasher
41 31983
1/2 x 7/8 x 18 GA Shim washer
42 33677
1/2 x 1-9/16 x 10 GA Washer
43 11900 *
1/2 NC Flanged hex locknut
44
4119
1/2 NF x 1 Hex head cap screw GR5
45
6100 *
1/2 NC x 1-1/4 Hex head cap screw
GR5
46 24576
1/2 NC x 1-3/4 Hex head cap screw
GR5
47 25474
1/2 NC x 2-1/4 Hex head cap screw
GR5
48 23479
1/2 NC x 5 Hex head cap screw GR5 for
solid tire
--or--
--or--
48 12305
1/2 NC x 5-1/2 Hex head cap screw
GR5 for pneumatic tire
49 29368
1/2 x 3/4 x 3-3/8 Sleeve (for solid tire)
--or--
--or--
49 19749
1/2 x 3/4 x 4-1/16 Sleeve HT (for pneu-
matic tire)
50 22060
5/8 x 1 x 1/4 Felt seal
51
692 *
5/8 Standard flat washer
52 10635
5/8 x 1-3/4 x 14 GA Cup washer
53 34582
5/8 NC x 2 Hex head cap screw GR5,
Nylok
54 24741
3/4 x 2 x 16 GA Flat washer
55 65129
1” Schedule 40 x 1/2 pipe
56 33647
1” Schedule 40 x 3/4 pipe
57 65130
1” Schedule 40 x 1 pipe
60 15855
Belt guide .91 x 2.3
* Obtain Locally
(Rev. 6/6/2002)