JLG 450A_AJ Series II Parts Manual User Manual
Page 317
5-31
SECTION 5 CYLINDER
FIGURE 5-15. USA BUILT MACHINES/TELESCOPE CYLINDER
ITEM #
PART NUMBER
QTY.
DESCRIPTION
REV.
Ref
USA Built Machines use SNs 03xxxxxxxx.
Belgium Built Machines use SNs 13xxxxxxxx.
Romanian Built Machines use SNs E3xxxxxxxx.
Ref
TELESCOPE CYLINDER ASSEMBLY
1684095
Ref
450A Series II
E
1684140
Ref
450AJ Series II
4/E
1
1
Barrel Weldment Options:
1684096
450A Series II
1683800
450AJ Series II
2
1
Rod Weldment Options:
1684098
450A Series II
1683802
450AJ Series II
3
3480239
1
Piston
4
1682892
1
Head
5
1
Spacer, Tube Options:
4568218
450A Series II
4566027
450AJ Series II
6
4641200
1
Counterbalance Valve Assembly (See Items 101-103 for
Breakdown)
7
0641512
4
Bolt 5/16in-18NC x 1-1/2in
8
2220883
2
Plug, O-Ring
9
3951402
1
Setscrew 1/4in-20NC x 1/4in
10
3322205
1
Locknut
11
3760318
1
Ring, Retaining
12
Use 2902073
2
Ring, Wear
13
Use 2902073
1
Seal, Cap
14
Use 2902073
1
O-Ring
15
Use 2902073
1
Ring, Wear
16
Use 2902073
1
O-Ring
17
Use 2902073
1
Seal, Rod
18
Use 2902073
1
Wiper
19
0100011
AR
Compound, Locking
20 to 24
Not Used
25
2130608
2
Adapter, Elbow
26 to 29
Not Used
30
2902073
1
Seal Kit, Cylinder (Includes Items 12-18)
4641200
Ref
COUNTERBALANCE VALVE ASSEMBLY
C
101
7011347
2
Cartridge, Counterbalance
2900770
2
Seal Kit - Cartridge (1 Per Cartridge)
102
Not Used
103
3790113
2
O-Ring (Between Valve and Cylinder Block)