JLG 450A_AJ Series II Parts Manual User Manual
Page 345
5-35
SECTION 5 CYLINDER
FIGURE 5-17. USA BUILT MACHINES/TELESCOPE CYLINDER
ITEM #
PART NUMBER
QTY.
DESCRIPTION
REV.
Ref
TELESCOPE CYLINDER ASSEMBLY
1684095
Ref
450A Series II (Manufactured in USA) (SN 1st digit is 0)
E
1684140
Ref
450AJ Series II (Manufactured in USA) (SN 1st digit is 0)
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 22
Not Used
23
AR
Wear Pad Assembly Options:
Not Required
0
450A Series II
3340679
1
450AJ Series II (Prior to SN 0300065633)
24
0641604
2
Bolt 3/8in-16NC x 1/2in (Prior to SN 0300065633)
25
2130608
2
Adapter, Elbow (SN 0300065161 to SN 0300124000)
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)