BOOM 16000 SERVICE/MAINTENANCE MANUAL
4-14
Published 05-09-17, Control # 014-28
Table 4-4 Lacing and Chord Wall Thickness
This table applies only to past production cranes. Lacing and chord wall thicknesses for current production cranes
are located in the Lacing Drawings in the Attachment Section of the Parts Manual supplied with the crane.
NOTE 1 Measure a good section of chord to determine the thickness.
NOTE 2 The two top chords on the boom top have 0.188 in (4,8 mm) wall thickness.
Boom, Jib,
Tower, or
Mast
Number
Lacing Wall Thickness
in (mm)
Chord Wall Thickness
in (mm)
8 0.095 (2,4) Angle (NOTE 1
)
9A 0.095 (2,4) Angle (NOTE 1
)
17 0.109 (2,8) 0.340 (8,6)
18 0.095 (2,4)
0.25 (6,4) Butt
0.156 (4,0) Top & Inserts
22A, B, C 0.095 (2,4) Angle (NOTE 1
)
23 0.095 (2,4) 0.188 (4,8)
27 0.095 (2,4) Angle (NOTE 1
)
27A-27 0.095 (2,4) Angle (NOTE 1
)
27B
Butt: 3-3/4 (95,3) OD = 0.188 (4,8)
3-1/2 (88,9) OD = 0.156 (4,0)
3-1/4 (82,6) OD = 0.095 (2,4)
2-3/4 (69,9) OD = 0.095 (2,4)
Top & Inserts = 0.095 (2,4)
Angle (NOTE 1
)
39 0.095 (2,4) Angle (NOTE 1
)
39A 0.095 (2,4) Angle (NOTE 1
)
40 0.095 (2,4) Angle (NOTE 1
)
42 0.095 (2,4) 0.25 (6,4) (NOTE 2
)
45 0.120 (3,0) 0.156 (4,0)
46 0.120 (3,0) 0.188 (4,8)
47 0.120 (3,0) 0.25 (6,4)
62
4-1/2 (114,3) OD = 0.156 (4,0)
3-1/2 (88,9) OD = 0.156 (4,0)
3 (76,2) OD = 0.095 (2,4)
Angle (NOTE 1
)
65
4-1/2 (114,3) OD = 0.156 (4,0)
3-1/2 (88,9) OD = 0.156 (4,0)
3-3/4 (95,3) OD = 0.188 (4,8)
Angle (NOTE 1
)
122A 0.095 (2,4) 0.188 (4,8)
123 0.095 (2,4) 0.156 (4,0)
124 0.109 (2,8) 0.109 (2,8)
125 0.095 (2,4) 0.188 (4,8)
128 0.109 (2,8) 0.109 (2,8)
130 0.120 (3,0) 0.120 (3,0)