JLG G12-55A Parts Manual User Manual
Page 31
BOOM
3126020
G10-55A, G12-55A
2-3
Item
Part Number
Qty.
Description
Rev.
1
91576001
1
FIRST BOOM SECTION, (G10-55A Before S/N 0160038500 including
0160038505 & 0160038507 excluding 0160038324, 0160038489 &
0160038493)
K
1001113588
1
FIRST BOOM SECTION, (G10-55A S/N 0160038500 & After including
0160038324, 0160038489 & 0160038493 excluding 0160038505 &
0160038507)
C
2
2160002
2
LUBE FITTING, STRAIGHT, 1/8
3
8310067
1
HEX LOCKNUT, 3/4-10
4
88212287
1
SOCKET HD CAPSCREW, 3/4-10X6, GR8
5
Ref
SECOND BOOM SECTION, (see Figure 2-3 for details)
6
4761800
2
LOCKWASHER, 1/2
7
Ref
CROWD CYLINDER, (see Figure 9-2 for details)
8
91161218
2
SPECIAL WASHER
9
91163163
2
SPRING
10
1360296
3
CHAIN CLEVIS, BL 866
11
91413122
3
CHAIN PIN
12
88581112
6
RETAINING RING
13
88501314
4
HEX NUT, 7/8-14
14
88501414
3
HEX JAM NUT, 7/8-14, (torque to 100 lb-ft)
15
91561156
1
CROWD CYLINDER SUPPORT
16
0641818
2
HEX HD CAPSCREW, 1/2-13X2-1/4, GR5
17
Ref
RETRACT CHAIN, (see Figure 2-3, item 42 for details)
18
3311801
2
HEX NUT, 1/2-13
19
0682214
4
HEX HD CAPSCREW, 3/4-10X1-3/4, GR8.8
20
4892200
4
HARDENED WASHER, 3/4
21
91141301
2
BUSHING
22
91161211
1
CABLE ADJUSTING BLOCK
23
91163161
1
SPRING
24
91161213
1
STOP BAR
25
Ref
EXTEND CHAIN, (see Figure 2-5, item 2 for details)
26
3423247
1
BOOM PIVOT PIN
27
4711800
2
FLAT WASHER, 1/2
28
8522012
AR
ANTI-SIEZE