JLG G12-55A Parts Manual User Manual
Page 43
BOOM
3126020
G10-55A, G12-55A
2-15
Figure 2-3 Second Boom Section
Item
Part Number
Qty.
Description
Rev.
1
91566007
1
SECOND BOOM SECTION, (G12-55A)
P
2
2160002
3
LUBE FITTING, STRAIGHT, 1/8
3
91401189
2
KEEPER
4
0641808
4
HEX HD CAPSCREW, 1/2-13X1, GR5
5
91565005
3
EXTEND CHAIN ROLLER ASSY, (includes items 6 thru 8)
D
6
91563026
3
EXTEND ROLLER CHAIN
7
91563025
3
BUSHING
8
91403119
6
SEAL
9
1360301
1
CLEVIS, BL 1066
10
4892200
4
HARDENED WASHER, 3/4
11
0682214
4
HEX HD CAPSCREW, 3/4-10X1-3/4, GR8.8, (torque to 340-365 lb-ft)
12
91563035
1
LEAF CHAIN, BL 1066
13
1360296
1
CLEVIS, BL 866
14
1360300
1
CLEVIS, BL 1066
15
4761800
5
LOCKWASHER, 1/2
16
0641607
3
HEX HD CAPSCREW, 3/8-16X7/8, GR5
17
91041451
8
WASHER, (as required)
91041449
AR
WASHER
91041450
AR
WASHER
91041596
AR
WASHER
18
88501314
1
HEX NUT, 7/8-14
19
88501414
1
HEX JAM NUT, 7/8-14, (torque to 100 lb-ft)
20
91561095
1
CHAIN BLOCK, (Before S/N 0160038538)
1001116033
1
CHAIN BLOCK, (S/N 0160038538 & After)
21
91161213
1
SPRING STOP, (Before S/N 0160038538)
1001116125
1
SPRING STOP, (S/N 0160038538 & After)
22
91563030
1
CHAIN SHEAVE PIN
23
91163161
1
SPRING
24
1001129352
1
SHEAVE PIN
25
Ref
LEAF CHAIN, (see Figure 2-7, item 12 for details)
26
91513176
2
CHAIN PIN
27
88581115
4
RETAINING RING
28
91563219
1
SPRING
29
91561107
1
SPECIAL WASHER
30
3313001
2
HEX NUT, 1-1/4-7
31
3313002
2
HEAVY HEX JAM NUT, 1-1/4-7, (torque to 100 lb-ft)
32
4751600
3
FLAT WASHER, 3/8
33
4761600
3
LOCKWASHER, 3/8
34
91566025
1
HOSE GUIDE BRACKET WELD
35
Ref
THIRD BOOM SECTION, (see Figure 2-5 for details)
36
91143024
1
HOSE SHEAVE
37
91161138
Ref
HOSE SHEAVE PIN, (Before S/N 0160026237 excluding 0160025994),
(no longer available, order Kit K1 for replacement)
3423301
1
HOSE SHEAVE PIN, (S/N 0160026237 & After including 0160025994)
38
0641826
1
HEX HD CAPSCREW, 1/2-13X3-1/4, GR5
39
91413122
1
CHAIN PIN
40
88581112
2
RETAINING RING
41
Ref
CLEVIS, (see Figure 2-1, item 11 for details)
42
Ref
LEAF CHAIN, (see Figure 2-5, item 19 for details)