JLG 450A_AJ Series II Parts Manual - Manual (Page 341)

SECTION 5 - CYLINDER
3121243 450A Series II/450AJ Series II 341
FIGURE 5-17. USA BUILT MACHINES/TELESCOPE CYLINDER (Prior to SN 0300124000)
ITEM PART NUMBER QTY DESCRIPTION REV
Ref TELESCOPE CYLINDER ASSEMBLY
1684095 Ref Telescope Cylinder Assembly (450A Series II) (Manufactured
in USA) (SN 1st digit is 0) E
1684140 Ref Telescope Cylinder Assembly (450AJ Series II) (Manufactured
in USA) (SN 1st digit is 0) 4-E
1 Ref Barrel Weldment Options:
1 1684096 1 Barrel Weldment (450A Series II)
1 1683800 1 Barrel Weldment (450AJ Series II)
2 Ref Rod Weldment Options:
2 1684098 1 Rod Weldment (450A Series II)
2 1683802 1 Rod Weldment (450AJ Series II)
3 3480239 1 Piston
4 1682892 1 Head
5 Ref Spacer, Tube Options:
5 4568218 1 Spacer, Tube (450A Series II)
5 4566027 1 Spacer, Tube (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 2902073 2 Ring, Wear
13 2902073 1 Seal, Cap
14 2902073 1 O-Ring
15 2902073 1 Ring, Wear
16 2902073 1 O-Ring
17 2902073 1 Seal, Rod
18 2902073 1 Wiper
19 0100011 AR Compound, Locking
23 Ref Wear Pad Assembly Options:
23 Not Required 0 Wear Pad Assembly (450A Series II)
23 3340679 1 Wear Pad Assembly (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 through 0300124000)
30 2902073 1 Seal Kit, Cylinder (Includes Items 12-18)
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)