JLG M450 ANSI Parts Manual User Manual
Page 201
SECTION 5 - CYLINDER
3121128
M450A/E400A/M400AJPnarrow/E450A/E400AJPnarrow/M400A/E450AJ/M
201
FIGURE 5-17. TELESCOPE CYLINDER ASSEMBLY (E/M400AJP)
ITEM
PART NUMBER
QTY
DESCRIPTION
REV
1683911
Ref
TELESCOPE CYLINDER ASSEMBLY
4/C
1
1683912
1
Barrel Weldment
1A
1120110
1
Cap, End
1A
0100035
AR
Compound, Locking (Note: Not Included with Barrel Weldment)
2
1683980
1
Rod Weldment
3
3480239
1
Piston
4
Ref
Head
4
1683863
1
Head (use p/n 1683584) (Prior to SN 03001122425)
4
1683584
1
Head (SN 03001122425 through 0300189901)
5
4567963
1
Spacer, Tube
6
4640807
1
Counterbalance Valve Assembly (See Items 201-203for
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
2901903
2
Ring, Wear
13
2901903
1
Seal, Cap
14
2901903
1
O-Ring
15
2901903
1
Ring, Wear
16
2901903
1
O-Ring
17
2901903
1
Seal, Rod
18
2901903
1
Wiper
19
0100011
AR
Compound, Locking
19
0100038
AR
Primer, Locking
21
2220628
1
Fitting, Elbow
22
2220516
1
Fitting, Cap
23
3340882
1
Wear Pad Assembly
24
0641424
2
Bolt 1/4in-20NC x 3in
25
2220596
1
Fitting, Elbow
26
2220517
1
Fitting, Cap
27
3311405
2
Nut 1/4inx20NC
28
4751400
4
Flatwasher 1/4in
100
2901903
1
Seal Kit (Includes Items 12-18)
4640807
Ref
COUNTERBALANCE VALVE ASSEMBLY
D
201
4640771
1
Cartridge, Counterbalance
201
2900770
1
Seal Kit - 4640771 Cartridge
202
4640709
1
Cartridge, Vented Counterbalance
202
2900770
1
Seal Kit - 4640709 Cartridge
203
3790113
2
O-Ring (Between Valve and Cylinder Block)