Model 638 – MTD 24638L User Manual
Page 15
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Model 638
PARTS LIST FOR MODEL 638 LOG SPLITTER
REF.
NO..
PART
NO.
COLOR
CODE
DESCRIPTION
NEW
PART
REF.
NO.
PART
NO.
COLOR
CODE
DESCRIPTION
NEW
PART
1
08118
Grip
28
736-0119
L.-Wash. 5/16" I.D.*
2
710-0152
Hex Bolt 3/8-24
X
1.00"
29
736-0159
Fl.-Wash. .341" |.D. x
Lg.*
.88" O.D.
3
710-0376
Hex Bolt 5/16-18
X
1.00"
30
736-0169
L.-Wash. 3/8" I.D.*
Lg.*
32
737-0104
Plug 1/4 NPTF Sq. Hd.
4
710-0599
Hex Wash. Hd. TT Tap Scr.
33
737-0187
Female Adapter 1/4
1/4-20
X
.50" Lg.
NPTF
N
5
710-0624
Hex Bolt 5/16-24
X
1.5
34
737-0161
Breather Valve 1/4
Lg.*
NPTF-M
6
710-0649
Hex Wash. Hd. TT Tap
35
737-0182
Adapter 3/4 Tubing to
Scr. 3/8-16
X
.87" Lg.
3/4-16 M-Boss
N
7
710-0938
Set Scr. 1/4-28
X
.25"
36
737-0183
Adapter - or Boss to MJtC
Cup
9/16-18 to 7/16-20
N
8
711-0628
Adjustment Ferrule 5/16-1
8
37
737-0184
Adapter 1/2 Tube 9/16-18
Thd.
O.R. M-Boss
N
g
712-0123
Hex Nut 5/16-24 Thd.*
38
737-0185
90° Elbow Adapter 1/2"
10
712-0267
Hex Nut 5/16-18 Thd.*
Tube 1/2 NPTF
N
11
712-0798
Hex Nut 3/8-16 Thd.*
39
737-0186
90° Elbow - 1/2 NPTF
12
717-0803
Valve in Head Pump Ass'y-
N
Nipple
N
13
717-0804
Cylinder Ass'y-
N
40
738-0147
Shld. Scr. .498 Dia. x
14
714-0133
Sq. Key 3/16
X
1-1/2"
.170" Lg.
Lg.
41
738-0406
Return Stroke Stop
15
714-0104
Hair Pin Cotter
Plunger
16
726-0146
Hose Clamp 3/4" I.D.
42
747-0455
Cylinder Support Rod
17
726-0173
Hose Clamp 1,0" I.D.
43
747-0458
Axle Shaft 5/8" Dia. x
18
726-0214
Push Cap .625" Dia.
X
25.25" Lg.
N
Black
44
749-0625
Engagement Lever .88''
IS
736-0264
Fl.-Washer5/16" I.D. x
O.D. x 1 7 " L g . -
N
5/8" O.D.
45
750-0118
Spacer 5/8" I.D. x 7/8"
20
732-0252
Compression Spring .64
O.D. x . 9 0 " L g .
I.D.
X
.81 Lg.
46
Engine 3-1/2 H.P.
21
734-0736
Wheel Ass y. Comp. 10.x2.75
47
754-0278
(4L) Belt 1/2" V
X
30" Lg. N
22
741-0116
Flange Bearing
48
756-0426
1/2" V-Pulley 5/8'^ I.D.
23
727-0291
Suction Hose 3/4" I.D.
X
3-1/4" O.D.
N
(Tank to Pump)
N
49
756-0425
1/2" V-Pulley 7/8" I.D. x
24
727-0292
Return Hose 1/2" I.D.
3-1/4" O.D.
N
(Pump to Tank)
N
50
781-0001
Oil Tank & Frame Ass'y.
25
736-0232
Wave Wash. .53" I.D. x
Comp.
N
.78" O.D.
51
747-0457
Engagement Rod 5/16-2^
26
727-0294
High Pressure Hose
Thd.
N
(Forward & Return)
N
52
781-0008
Belt Cover
N
27
736-0105
Bell.-Wash. .400" I.D. x
53
15234
Strainer Tube Ass'y.
.88" O.D.
54
714-0507
Cotter Pin 3/32" Dia. x
.75" Lg.*
‘For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order ly part-
number and size as shown on parts list.
The engine is not under warranty by the log splitter manufacturer. If repairs or service is needed on the
engine, please Contact your nearest authorized engine service outlet. Check the "Yellow Pages" of your
telephone book under "Engines - Gasoline.”
Find It Fast
In The
Yellow Pages
15