JLG 450A_AJ Series II Parts Manual User Manual
Page 239
SECTION 3 - BOOM
3121244
450A Series II/450AJ Series II
239
FIGURE 3-4. MAIN BOOM INSTALLATION - 450AJ SERIES II (USA BUILT MACHINES)
ITEM
PART NUMBER
QTY
DESCRIPTION
REV
Ref
USA Built Machines use SNs 03xxxxxxxx.
Ref
Belgium Built Machines use SNs 13xxxxxxxx.
Ref
Romanian Built Machines use SNs E3xxxxxxxx.
Ref
BOOM AND CYLINDERS INSTALLATION
0270839
Ref
Boom and Cylinders Installation 450AJ Series II
O
0275125
Ref
Boom and Cylinders Installation 450AJ Series II (Arctic
Package)
F
1
Ref
Rotator Assembly Options (See ROTATOR ASSEMBLIES for
Breakdown):
1
0060050
1
Without Arctic Package
1
0060096
1
With Arctic Package
2
0100011
AR
Compound, Locking
7
0641518
2
Bolt 516in-18NC x 2-1/4in
8
0641607
1
Bolt 3/8in-16NC x 7/8in
9
0641608
3
Bolt 3/8in-16NC x 1in
10
0641610
2
Bolt 3/8in-16NC x 1-1/4in
11
0641616
4
Bolt 3/8in-16NC x 2in
12
0641618
2
Bolt 3/8in-16NC x 2-1/4in
14
0641810
AR
Bolt 1/2in-13NC x 1-1/4in
15
0641812
1
Bolt 1/2in-13NC x 1-1/2in
19
0801312
1
Main Boom Assembly (See MAIN BOOM ASSEMBLY for
Breakdown)
23
Ref
Bushing Options:
23
0961947
2
Bushing (SN 0300124000 through 0300144007)
23
0962292
2
Bushing (SN 0300144008 through 0300160835)
25
0961951
2
Bushing
27
1683773
1
Master Cylinder Assembly (See CYLINDER SECTION for
Breakdown)
28
1683760
1
Level Cylinder Assembly (See CYLINDER SECTION for
Breakdown)
29
1684154
1
Main Lift Cylinder Assembly (See CYLINDER SECTION for
Breakdown)
30
1683959
1
Jib Lift Cylinder Assembly (Use p/n 1001140282) (See
CYLINDER SECTION for Breakdown)
33
3311501
4
Locknut 5/16in-18NC
34
3311605
9
Locknut 3/8in-16NC
35
3311805
2
Locknut 1/2in-13NC
37
3340860
4
Pad, Rubber
38
3422177
2
Pin
39
3422178
1
Pin
41
3422582
1
Pin
43
3422669
1
Pin
44
3422791
2
Pin
45
3422792
1
Pin
46
3422793
1
Pin
47
3422794
2
Pin
48
3422806
1
Pin
51
3572551
2
Channel, Hose Carrier
55
3841143
4
Keeper, Pin
56
3841203
4
Keeper, Pin
59
4751500
6
Flatwasher 5/16in Regular