JLG 660SJ Parts Manual User Manual
Page 209
3-9
SECTION 3 BOOM
19
3422867
1
Pin (Jib Lift Cylinder - Top Tube End)
20
Not Used
21
3841258
3
Keeper, Pin
22
3841143
9
Keeper, Pin
23
3422557
1
Pin (Link - Boom)
24
1
Pin (Master Cylinder - Boom End) Options:
3422574
USA Built Machines SN 0300087000 to SN 0300096979
3422790
USA Built Machines SN 0300096979 to SN 0300171769
3422790
China Built Machines SN B300000100 to Present
25
0642012
3
Bolt 5/8in-11NC x 1-1/2in
26
0641608
7
Bolt 3/8in-16NC x 1in
27
0741607
1
Screw, Countersunk 3/8in-16NC x 7/8in
28
0100011
AR
Compound, Locking
29
0100019
AR
Compound, Locking
30
4740439
2
Thrustwasher
31
Not Used
32
0641618
4
Bolt 3/8in-16NC x 2-1/4in
33
3311605
5
Locknut 3/8in-16NC
34
1
Bolt Options:
0641614
Bolt 3/8in-16NC x 1-3/4in
0641610
Bolt 3/8in-16NC x 1-1/4in
35
3841340
AR
Clamp, Loop Options:
1
USA Built Machines SN 0300137551 to SN 0300156720
China Built Machines SN B300000100 to SN B300000542
2
USA Built Machines SN 0300156720 to SN 0300171769
China Built Machines SN B300000542 to Present
36
1671055
1
Cover, Boom
37
0641606
AR
Bolt 3/8in-16NC x 3/4in
38
4751400
4
Flatwasher 1/4in Regular
39
0630458
1
U-Bolt
40
3311402
4
Nut, Jam 1/4in-20NC
41
3311405
2
Locknut 1/4in-20NC
42 to 43
Not Used
44
1320235
1
Clamp, Stauff
45
4100033
2ft/.6m
Sleeve, Abrasion
46
4240033
2
Tie-Strap
47
0961950
2
Bushing, Composite
48
0962006
3
Bushing, Composite
49
0961947
6
Bushing, Composite
50
0961951
2
Bushing, Composite
51
3539563
1
Cover
52
0641604
4
Bolt 3/8in-16NC x 1/2in
53
0962335
4
Bushing
54
2080044
4
Rivnut
55
0641611
1
Bolt 3/8in-16NC x 1-3/8in
56
4360328
1
Switch, Toggle (Not Shown - Located at Platform Console Box)
57
3790012
1
O-Ring (Not Shown - Used with item 56)
58
4740314
AR
Thrustwasher
59
4740158
AR
Thrustwasher
60
Not Used
FIGURE 3-2. BOOM INSTALLATION - 600SJ & 660SJ (CONTINUED)
ITEM #
PART NUMBER
QTY.
DESCRIPTION
REV.