JLG 450A_AJ Series II Parts Manual User Manual
Page 211
SECTION 5 - CYLINDER
3121291
450A Series II/450AJ Series II
211
FIGURE 5-13. USA BUILT MACHINES/TELESCOPE CYLINDER (SN 0300160835 through 0300175028)
ITEM
PART NUMBER
QTY
DESCRIPTION
REV
Ref
USA Built Machines use SNs 03xxxxxxxx.
Ref
Romanian Built Machines use SNs E3xxxxxxxx.
Ref
TELESCOPE CYLINDER ASSEMBLY
1001143915
Ref
Telescope Cylinder Assembly 450A Series II
B
1001143916
Ref
Telescope Cylinder Assembly 450AJ Series II
B
1
0100011
AR
Compound, Locking
2
0641512
4
Bolt 5/16in-18NC x 1-1/2in
3
1682892
1
Head
4
Ref
Barrel Weldment Options:
4
1684096
1
Barrel Weldment 450A Series II
4
1683800
1
Barrel Weldment 450AJ Series II
5
Ref
Rod Weldment Options:
5
1684098
1
Rod Weldment 450A Series II
5
1683802
1
Rod Weldment 450AJ Series II
6
2220628
2
Adapter, Elbow
7
3322205
1
Locknut 3/4in-16NC
8
3480239
1
Piston
9
3760318
1
Ring, Retaining
10
2902073
1
Ring, Wear
11
2902073
2
Ring, Wear
12
2902073
1
O-Ring
13
2902073
1
O-Ring
14
3951402
1
Setscrew 1/4in-20NC x 1/4in
15
2902073
1
Wiper
16
2902073
1
Seal
17
2902073
1
Seal
18
Ref
Spacer, Tube Options:
18
4568218
1
Spacer, Tube 450A Series II
18
4566027
1
Spacer, Tube 450AJ Series II
19
4641200
1
Counterbalance Valve Assembly (See Items 101-103 for
Breakdown)
20
2220883
2
Plug, O-Ring
30
2902073
1
Seal Kit, Cylinder (Includes Items 10-13 & 15-17)
4641200
Ref
COUNTERBALANCE VALVE ASSEMBLY
C
101
7011347
2
Cartridge, Counterbalance
101
2900770
2
Seal Kit - Cartridge (1 Per Cartridge)
103
3790113
2
O-Ring (Between Valve and Cylinder Block)