Model 450 seríes, T model 453 series, Model 454 series – MTD 21A-450 Series User Manual
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Model 450 Seríes
REF.
NO.
PART NO.
DESCRIPTION
1.
686-0111
Belt Cover Brkt. Ass’y
2.
710-0237
Hex Bolt 5/16-24
X
.62" Lg.
3.
710-0412
Hex Bolt 1/4-28
X .
75" Lg.
4.
710-0502A
Hex Wash.TT-Sems Screw 3/8-16 x
1.250" Lg.
5.
710-0591
Hex Bolt 3/8-24 x 1.00
6.
710-0599
Hex Wash. Hd. S-Tap Scr.
7.
710-0723
Hex Cap Screw 3/8-16 x 1.25
8.
712-0266
Ctr. Lock Jam Nut 3/8-16
9.
712-0267
Hex Nut 5/16-18
10.
714-0104
Internal Cotter Pin
11.
736-0104
Hairpin Clip
12.
736-0119
L-Wash. 5/16" I.D.
13.
736-0176
FI-Wash. 1/4I.D. X.93 0.D.
14.
736-0271
Spring-Wash. .317 x .625 O.D. x .099
15.
736-0329
L-Wash. 1/4" I.D.
16.
736-0452
Bell-Wash. .396 x 1.140 x .095
17.
738-0876
Shid. Nut 7/16-20
18.
746-1117
Clutch Cable
19.
747-1159
Idler Pulley Rod
20.
754-0434
Belt: 4L x 58.16 Lg.
21.
756-0405
Fl-ldler w/Flange 3.75" O.D.
22.
756-0971
Outer Engine Pulley Half
23.
756-0972
Inner Engine Pulley Half
24.
756-1162
Input Pulley
25.
786-0064A
Idler Bracket
26.
786-0186
Belt Keeper Brkt. i
REF.
NO.
PART NO.
DESCRIPTION
785-0185
Belt Keeper Brkt. f
27.
786-0187
Shift Cover Brkt.
28.
786-0193
Idler Belt Keeper
29.
634-0110
RH Wheel Ass’y Comp. 16.0 x 4.0 f
634-0106
RH Wheel Ass’y Comp. 15.0 x 4.61
634-0111
LH Wheel Ass’y Comp. 16.0 x 4.01
634-0107
LH Wheel Ass’y Comp. 16.0 x 4.6 ф
734-1796
Tire Only 16.0x4.0 t
734-0808
Tire Only 16.2
X
4.6 ф
30.
634-0112
Wheel Rim Ass’y Comp, f
634-0108
Wheel Rim Ass’y Comp, ф
31.
734-0255
Air Valve
32.
711-1017
Clevis Pin
33.
714-0104
Internal Cotter Pin
34.
710-0382
Hex Bolt 1/2-13x5.00" Lg.
35.
712-0206
Hex Nut 1/2-13Thd.
36.
723-0381
Counterweight
37.
736-0326
FI-Wash. .510" I.D. x 1.0" O.D.
38.
736-0921
L-Wash. 1/2" Lg.
39.
710-0653
Hex Screw 1/4-20 x .375" Lg.
40.
710-1017
Screw 1/4-14
X
.625" Lg.
41.
712-0392
Acorn Lock Nut
42.
736-0463
FI-Washer1/4x.620" Lg.
43.
784-0158A
Belt Cover
44.
710-0805
Hex Bolt 5/16-18
X
1.50" Lg.
45.
736-0242
Bell-Wash. .340 I.D. x .872 O.D.
46.
712-3010
NuLHex 5/16-18
t Model 453 Series
t
Model 454 Series
NOTE:
For
painted parts,
please refer to the list of color codes below. Please add the applicable color code, wherever
needed, to the part number to order a replacement part. For instance, if a part numbered 700-xxxx is painted Oyster Gray, the
part number to order would be 700-xxxx-0662.
Black — 0691; Black, Powder — 0637; Blue, Midnight — 0667; Charcoal — 0483; Grey — 0648;
Grey, Oyster — 0662; Orange — 0606; Red — 0650; Red, MTD — 0638; Silver — 0629; Yellow — 0674.
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