JLG G12-55A Parts Manual - Manual (Page 47)

BOOM
31200728 G10-55A, G12-55A 2-23
Figure 2-6 Extend Chains
Item Part Number Qty. Description Rev.
1 Ref FIRST BOOM SECTION WELDMENT, (see Figure 2-2 for details)
2 Ref SECOND BOOM SECTION WELDMENT, (see Figure 2-3 for details)
3 Ref THIRD BOOM SECTION WELDMENT, (see Figure 2-4 for details)
4 Ref FOURTH BOOM SECTION WELDMENT, (see Figure 2-5 for details)
8 91565005 3 CHAIN ROLLER ASSY, (includes items 301 thru 303) A
10 0274677 3 CHAIN ASSY, (includes items 401 thru 406) C
29 1001129352 1 PIN C
30 91563030 1 PIN
39 91563219 3 SPRING
43 91561107 3 WASHER
77 2160002 3 GREASE FITTING
80 91401189 2 PLATE
87 4761800 4 SPRING LOCKWASHER
94 3313001 6 HEX NUT, 1-1/4 GR5
95 3313002 6 HEX JAM NUT, 1-1/4, GR5, (torque to 100 lb-ft/136 Nm)
104 91041451 6 SHIM, 0.106 IN
114 0641808 4 HEX HD CAPSCREW, 1/2-13X1, GR5, (torque to 85 lb-ft/116 Nm)
126 91041449 AR SHIM, 0.060 IN
127 91041450 AR SHIM, 0.0478 IN
128 91041596 AR SHIM, 0.0359 IN
201 0100011 AR LOCTITE ® 242 ™
301 91563026 1 ROLLER
302 91563025 1 BUSHING
303 91403119 2 SEAL
401 91563035 1 LEAF CHAIN, BL1066
402 1360300 1 LEAF CHAIN CLEVIS, BL1066
403 1360301 1 LEAF CHAIN CLEVIS, BL1066
404 91513176 2 PIN
405 88581115 4 SNAP RING
406 8522012 AR ANTI-SIEZE LUBE