Models 640a, 641a and 645a – MTD 244-650B000 User Manual
Page 3
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Models 640A, 641A and 645A
PARTS LIST FOR SHREDDERS
REF.
NO.
PART
NO.
CODE
DESCRIPTION
REF.
NO.
PART
NO.
CODE
DESCRIPTION
1
742-0571
Blade
28
736-0242
Bell-Wash. .345" I.D. x .88"
2
710-0818
Hex Patch Bolt 3/8-24 x 2" Lg.
29
720-0170
Hand Knob
(Gr. 8)t
30
747-0744A
Chipper Door Rod
710-1254
Hex Patch Bolt 3/8-24 x 2.25"
31
732-0542
Torsion Spring 1.14" Lg.
(Gr. 8)tt
32
781-0489
Chipper Door
3
714-0114
Sq. Key 1/4 x 2.0” Lg.f
33
781-0475
Chipper Chute Ass’y.
4
736-0217
L-Wash. 3/8" I.D. H.D.
34
736-0170
Spec. L-Wash. 5/16" I.D.
5
736-0247
FI-Wash. .406" I.D. x 1.25"
35
712-3010
Hex Nut 5/16-18 Thd. (Gr. 5)
O.D. Hdn.
36
781-051OA
Shredder Frame
6
11459B
Flail
37
710-0157
Hex Bolt 5/16-24
X
.75" Lg.
7
711-0564
Flail Spacer
38
736-0119
L-Wash. 5/16" I.D.*
8
711-0833A
Clevis Pin .496" Dia.
39
710-3008
Hex Bolt 5/16-18
X
.75" Lg.
9
711-0834
Flail Spacer W/.160" Dia. Hole
(Gr. 5)
10
715-0249
Spring Roll Pin 1.12" Lg.
40
710-0442
Hex Bolt 5/16-18
X
1.5" Lg.*
11
736-0192
FI-Wash. .531" I.D. x .94" O.D.
41
681-0004
Flail Housing Ass’y.-L.H.
12
681-0002
Impeller Ass’y- Comp.f
42
781-0474A
Flail Housing Ass’y.-R.H.
681-0030
Impeller Ass’y. Comp.ft
43
735-0639
Spark Plug Boot
(Incl. Ref. 1, 6, 7, 8, 9, 10,
44
-
Engine
11, 12, 13, 14)
47
712-0429
Elastic Lock Nut 5/16-18 Thd.
13
781-0490
Chipper Blade
50
736-0264
FI-Wash. 5/16" I.D.
14
710-1054
Flat Hd. Scr. 5/16-24 x .75" Lg.
52
781-0521
Back-Up Plate
15
712-0411
Hex Top L-Nut 5/16-24 (Gr. 5)
59
726-0214
Push Cap 5/8" Dia. Rod
16
736-0119
L-Wash. 5/16" I.D.*
60
737-0195
Drain Elbow (5 HP B&S)
17
710-0825
Hex Bolt 1/4-20x3.75" Lg.*
61
750-0786
Spacer .64" I.D. x .38" Lg.
18
736-0142
FI-Wash. .281" I.D. x .50" O.D.
62
738-0814
Shredder Axle
^19
750-0793
Chute Hinge Spacer 1.66" Lg.
63
734-1603
Wheel Ass’y. Comp.
20
711-0835
Clevis Pin .5" Dia. x 4.62" Lg.
79
781-0519
Hopper Support Brkt.
22
712-0291
Hex Ctr. L-Nut 1/4-20 Thd.*
80
781-0515
Front Support Brkt.
23
714-3010
Cotter Pin
81
731-1307
Leaf Hopper
24
781-0457
Shredder Screen
82
781-0589
Hopper Shield
25
714-0149B
Internal Cotter Pin 3/8" Dia.
—
764-0199A
Bag (Not Shown)
26
781-0480
Chute Deflector Ass’y-
—
723-0400
Safety Glasses (Not Shown)
27
712-3010
Hex Nut 5/16-18 Thd. (Gr. 5)
fused with Keyed Engine Crankshaft.
tfUsed with Tapered Engine Crankshaft.
*For faster service obtain standard nuts, boits and washers iocaiiy.
If these items cannot be obtained locally, order by part number
and size as shown on parts list.
7B — Page 3