JLG G12-55A Parts Manual - Manual (Page 39)

BOOM
3126020 G10-55A, G12-55A 2-11
Figure 2-3 Second Boom Section
Item Part Number Qty. Description Rev.
1 91576006 1 SECOND BOOM SECTION, (G10-55A) E
2 4761600 3 LOCKWASHER, 3/8
3 4751600 3 FLAT WASHER, 3/8
4 0641607 3 HEX HD CAPSCREW, 3/8-16X7/8, GR5
5 91566025 1 HOSE GUIDE BRACKET
6 0641826 1 HEX HD CAPSCREW, 1/2-13X3-1/4, GR5
7 4761800 5 LOCKWASHER, 1/2
8 91041451 8 WASHER, (as required)
91041596 AR WASHER
91041450 AR WASHER
91041449 AR WASHER
9 91143024 1 HOSE SHEAVE
10 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)
11 91161266 1 CHAIN SHEAVE PIN
12 1360297 1 CLEVIS
13 0682214 4 HEX HD CAPSCREW, 3/4-10X1-3/4, GR8.8, (torque to 340-365 lb-ft)
14 4892200 4 HARDENED WASHER, 3/4
15 2160002 4 LUBE FITTING, STRAIGHT, 1/8
16 0641808 4 HEX HD CAPSCREW, 1/2-13X1, GR5
17 91401189 2 PIN KEEPER
18 91161267 1 CHAIN SHEAVE PIN
19 91165022 3 CHAIN ROLLER ASSY, (includes items 20 thru 22) A
20 86921268 6 SEAL
21 91163204 3 BUSHING
22 91161240 3 ROLLER
23 1360292 1 CHAIN CLEVIS
24 91413129 1 CHAIN PIN
25 88681344 2 RETAINING RING
26 88501312 1 HEX NUT, 3/4-16
27 91161212 1 CABLE ADJUSTING BLOCK
28 91163162 1 SPRING
29 91161214 1 STOP BAR
30 Ref THIRD BOOM SECTION, (see Figure 2-5 for details)
31 1360296 1 CHAIN CLEVIS, BL 866
32 91161218 1 SPECIAL WASHER
33 91163163 1 SPRING
34 91413122 2 CHAIN PIN
35 88581112 4 RETAINING RING
36 88501414 2 HEX JAM NUT, 7/8-14, (torque to 100 lb-ft)
37 88501314 2 HEX NUT, 7/8-14
38 Ref LEAF CHAIN, (see Figure 2-7, item 2 for details)
39 Ref LEAF CHAIN, (see Figure 2-5, item 2 for details)
40 Ref CLEVIS, (see Figure 2-1, item 10 for details)
41 Ref LEAF CHAIN, (see Figure 2-5, item 8 for details)
42 91163036 1 RETRACT CHAIN BL, 866
43 88501412 1 HEX JAM NUT, 3/4-16, (torque to 100 lb-ft)
44 3020040 AR MOLY PASTE