JLG 80H Parts Manual User Manual
Page 282
3-4
3120272
SECTION 3 BOOM
S
E
C
T
I
O
N
3
B
O
O
M
34
0236758
Chain Adjuster Assembly (Extend) (See Items 201-
251for Breakdown)
1
35
3421205
Pin, Clevis
2
36 to 38
Not Used
39
1320121
Clamp, Power Track (S/N 75115 to Present becomes
part of Item 153 Fly Weldment)
2
40
4761600*
Lockwasher 3/8"
62
41
Nut, Jam 3/8"-16NC Options:
12
3311602
Prior to S/N 36919
3311601
S/N 36919 to Present
42
4280242
Strip, Reinforcement
1
43
Bolt Options:
2
0641636
Bolt 3/8"-16NC x 4 1/2" (Prior to S/N 36919)
0641634
Bolt 3/8"-16NC x 4 1/4" (S/N 36919 to Present)
44
Not Used
45
4761500
Lockwasher 5/16"
3
46
Bolt Options:
3
0641510
Bolt 5/16"-18NC x 1 1/4" (Prior to S/N 36919)
0641512
Bolt 5/16"-18NC x 1 1/2" (S/N 36919 to Present)
47
3311501
Nut 5/16"-18NC
3
48
4751500
Flatwasher 5/16"
6
49 to 52
Not Used
53
0641608
Bolt 3/8"-16NC x 1"
30
54
4751600
Flatwasher 3/8"
16
55 to 57
Not Used
58
4060568
Shield (Without Notches)
2
59
4340413
Support, Line
4
60
1670321
Cover, Boom Base
2
61
4060603
Shield, Boom End
1
62
0641612
Bolt 3/8"-16NC x 1 1/2"
36
63
4740185
Washer, Hardened
4
64
0236766
Chain Attach Assembly
1
65
3951608
Setscrew 3/8"-16NC x 1"
2
66
Sheave Pin Options:
1
3420600
Pin - Prior to June 1986
3421349
Pin - June 1986 to Present
67
3340394*
Pad, Wear
12
68
4070502*
Shim 1/16"
A/R
69
4070501*
Shim 1/8"
A/R
70
0641606*
Bolt 3/8"-16NC x 3/4" (Prior to S/N 36919)
22
71
3340462*
Pad, Wear
1
72
4070556*
Shim 1/16"
A/R
73
4070555*
Shim 1/8"
A/R
74
3340460*
Pad, Wear
1
75
Not Used
76
0641614*
Bolt 3/8"-16NC x 1 3/4"
2
77
0641605
Bolt 3/8"-16NC x 5/8"
4
78
0360372
Bar
2
79
3420410
Pin, Trunion
2
FIGURE 3-1. BOOM ASSEMBLIES (CONTINUED)
FIG & ITEM #
PART NUMBER
DESCRIPTION
QTY.
REV.