JLG 600SC_660SJC Parts Manual User Manual
Page 100
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3-12
3120899
SECTION 3 BOOM
S
E
C
T
I
O
N
3
B
O
O
M
12
Support, Wear Pad Options:
1
12A
See Note
Prior to S/N 0300056429
(Note: was p/n 1220042 - shown. When replacing use Kit
p/n 2901986 which includes Support p/n 4846319, Wear
Pad p/n 3340900, Shims and Mounting Hardware. If
replacement is required after kit is installed, use p/n
4846319.)
12B
4846319
S/N 0300056429 to S/N 0300128000
13
3340844
Pad, Wear
1
14
4070975
Shim .05 (Prior to S/N 0300072078)
4
15
0641608
Bolt 3/8in-16NC x 1in
10
16
0100011
Compound, Locking
A/R
17
0681612
Bolt 3/8in-16NC x 1-1/2in (Grade 8)
4
18
Not Used
19
0561245
Block, Cable
1
20
0641824
Bolt 1/2in-13NC x 3in
2
21
3312201
Nut 3/4in-10NC
4
22
3300241
Locknut, Special 3/4in-10NC
4
23
3340757
Pad, Wear
2
24
4070896
Shim (.06) (Without Slide-In Slots)
4
25
0641607
Bolt 3/8in-16NC x 7/8in
20
26
Use 3340881
Pad, Wear (was p/n 3340756)
20
27
4070897
Shim (.05) (Without Slide-In Slots)
28
28
4070898
Shim (.12) (Without Slide-In Slots)
24
29
0641605
Bolt 3/8in-16NC x 5/8in
16
30
0561185
Block
2
31
0641618
Bolt 3/8in-16NC x 2-1/4in
6
32
0561183
Block, Cable
1
33
3951608
Setscrew 3/8in-16NC x 1in
2
34
4711600
Flatwasher 3/8in Thin
14
35
3422424
Pin (Retract Sheave)
2
36
0741612
Screw, Countersunk 3/8in-16NC x 1-1/2in
6
37
Pad, Wear Options:
5
Use 3340871
Pad, Wear (was p/n 3340705) (Prior to S/N 0300068289)
3340871
Pad, Wear (S/N 0300068289 to S/N 03000128000)
38
4070863
Shim (.12)
12
39
4070864
Shim (.05)
12
40
0641613
Bolt 3/8in-16NC x 1-5/8in
8
41
3340758
Pad, Wear
2
42
4070895
Shim (.06)
8
43
0641610
Bolt 3/8in-16NC x 1-1/4in
14
44
0561076
Block
1
45
3422417
Pin (Extend Sheave)
2
46
3841143
Keeper, Pin
1
47
3340755
Pad, Wear
2
48
0641634
Bolt 3/8in-16NC x 4-1/4in
4
49
3311605
Locknut 3/8in-16NC
4
50
4070976
Shim (.12)
1
FIGURE 3-3. MAIN BOOM ASSEMBLIES (CONTINUED)
FIG & ITEM #
PART NUMBER
DESCRIPTION
QTY.
REV.