JLG 450A_AJ Series II Parts Manual User Manual
Page 305
SECTION 5 - CYLINDER
3121244
450A Series II/450AJ Series II
305
FIGURE 5-13. USA BUILT MACHINES/MASTER CYLINDER (450AJ SERIES II) (SERVICE
REPLACEMENT)
ITEM
PART NUMBER
QTY
DESCRIPTION
REV
Ref
Note: Original Equipment Cylinder may have been replaced
with Service Replacement Cylinder. Identify p/n stamped on
cylinder before ordering parts.
Ref
USA Built Machines use SNs 03xxxxxxxx.
Ref
Belgium Built Machines use SNs 13xxxxxxxx.
Ref
Romanian Built Machines use SNs E3xxxxxxxx.
1001140278
Ref
MASTER CYLINDER ASSEMBLY (450AJ SERIES II) (SERVICE
REPLACEMENT)
A
1
70003843
1
Barrel
2
70003844
1
Rod
4
70003819
1
Piston
5
0961951
4
Bushing
8
7026084
1
O-Ring
9
70002217
1
Ring, Retaining
10
70003845
1
Wiper
11
70003845
1
O-Ring
12
70003845
1
Seal
13
70003845
1
Ring, Back-up
14
70003845
1
O-Ring
15
70003845
1
O-Ring
16
70003845
2
Ring, Wear
17
70003845
1
Seal
18
70002216
1
Retainer
23
7026082
1
Head
50
70003845
1
Seal Kit (Includes Items 10-17)