3. ATTACHMENT DIMENSIONS
3-6
3.2 ARM
3.2.1 ARM DIMENSIONAL DRAWING
Fig. 3-4 ARM DIMENSIONAL DRAWING
2.87m (9ft-5in) ARM
YN12B00094F1
Unit : mm (ft-in)
Code NAME DIMENSION Code NAME DIMENSION
C Arm length 2,870 (9'5") N Bracket inner width 126 (4.96")
D
Distance between pins of boss
and bracket
R803 (31.6") O Bracket inner width 106 (4.17")
D1 I.D of boss ø110 (4.33") P Idler link dimension 630 (24.8")
D2 I.D of boss ø80 (3.15") Q Bucket link dimension 525 (20.7")
D4 I.D of boss ø95 (3.74") R
Height between pins of boss and
center
45 (1.77")
E
Distance between pins of boss
and bracket
R2,185 (7'2") d1 Pin dia. ø80 (3.15")
F
Distance between pins of boss
and boss
R330 (13.0") d2 Pin dia. ø65 (2.56")
G
Height between pins of boss and
bracket
644 (25.4") d3 Pin dia. ø80 (3.15")
H
Height between pins of boss and
bracket
214 (8.4") d4 Pin dia. ø80 (3.15")
K Arm top end boss width 325 (12.8") d5 Pin dia. ø70 (2.76")
L Arm link section boss width 318 (12.5")
M Boss width 342 (13.5")
SECTION Z-Z
VIEW J
SECTION X-X
SECTION Y-Y
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