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FRONT ATTACHMENT / Bushing and Point MAINTENANCE STANDARD Pin and Bushing (Loading Shovel)
G
B
A
D
C
C F
F
E
W118-04-01-003
W4-3-4
FRONT ATTACHMENT / Bushing and Point
Position
A: Boom and Arm
Item Pin Dia. Bushing Inner Dia. (Boom Side) Bushing Outer Dia. Bushing Bore Dia. (Arm Side) Bushing Outer Dia.
B: Bucket Cylinder and Boom
Pin Outer Dia. Pin Hole Inner Dia. (Boom Side) Bearing Inner Dia. (Cylinder Side) Pin Outer Dia. Pin Hole Inner Dia. (Boom Side)
C: Level Cylinder, Boom and Arm
Pin Hole Inner Dia. (Arm Side) Bearing Inner Dia. (Cylinder Rod Side) (Cylinder Bottom Side)
D: Arm and Bucket
Pin Outer Dia. Bushing Inner Dia. (Arm Side) Bushing Outer Dia. Bushing Inner Dia. (Bucket Side) Bushing Outer Dia.
E: Bucket Cylinder and Bucket
Pin Outer Dia. Bushing Inner Dia. (Bucket Side) Bushing Outer Dia. Bearing Inner Dia. (Cylinder Side)
F: Arm Cylinder, Boom and Arm
Pin Outer Dia. Pin Hole Inner Dia. (Boom/Arm Side) Bearing Inner Dia. (Cylinder Side)
G: Boom Cylinder and Boom
Pin Outer Dia. Pin Hole Inner Dia. (Boom Side) Bearing Inner Dia. (Cylinder Side)
NOTE: 1 mm=0.03937 in
W4-3-5
Standard 280-0.1-0.2 280
+0.70
320
+0.60
280
+0.70
320
+0.60
230
-0.1
230
+0.006
260
-0.1
260
+0.1
260
+0.25
280
-0.1
284
+0.50
-
+0.60
284
+0.55
-
-0.071
-0.2 +0.1 260 0
+0.05 260+0.006-0.071 -0.2 +0.7 280 +0.6 320+0.6+0.55
320
+0.6
230
-0.1
226 232 256 -
0
280
268
+0.60
-0.2 +0.1 230 0
+0.7
Unit: mm Allowable Limit
264 262 268 284 -
+0.6
284
+0.5
-
-0.2 +0.62 230 +0.52 +0.52 260 +0.47
230
+0.006
230
-0.1
230
+0.25
260
-0.1
260
+0.006
-0.071
-0.2 230+0.10 -0.05
-0.2 +0.1 260 0 -0.071
226 232 232 226 232 256 262
FRONT ATTACHMENT / Bushing and Point
K
H
I L
J
W118-04-01-003
W4-3-6
FRONT ATTACHMENT / Bushing and Point
Position
Item
Pin Outer Dia. H: Bucket Open / Close Cylinder and Bushing Inner Dia. (Bucket Side) Front Bucket Bearing Inner Dia. (Cylinder Side)
I: Rear Bucket and Front Bucket
170
+0.47
170
+0.25
158 174
+0.05
174
Pin Outer Dia. Bushing Inner Dia. (Rear Side) Bushing Outer Dia.
220-0.1-0.2 220+0.60+0.50 250+0.50+0.45
208 224 -
Bushing Inner Dia. (Front Side)
220+0.60+0.50
224
+0.50
-
Pin Outer Dia. J: Bucket Open / Close Cylinder and Rear Pin Hole Inner Dia. (Bucket Side) Bucket Bearing Inner Dia. (Cylinder Side) Pin Outer Dia. Bushing Inner Dia. (Boom Side) Bushing Outer Dia. Bushing Inner Diameter (Frame Side) Bushing Outer Dia.
L: Boom Cylinder and Main Frame
170-0.1-0.2 +0.37
Bushing Outer Dia.
K: Boom and Main Frame
Standard
Unit: mm Allowable Limit
Pin Outer Dia. Bushing Inner Dia. (Frame Side) Bushing Outer Dia. Bearing Inner Dia. (Cylinder Side)
NOTE: 1 mm=0.03937 in
W4-3-7
250
+0.45
170
-0.1
-0.2 170+0.20
170
+0.25
260
-0.1
+0.05
-0.2 260+0.65+0.55 300+0.55+0.50
260
+0.65
300
+0.55
260
-0.3
172 248 264 -
+0.55
264
+0.50
-
-0.4 +0.65 260 +0.55 +0.55 300 +0.50
260
166
+0.25 -0.05
256 264 264
FRONT ATTACHMENT / Bushing and Point Pin and Bushing (Backhoe)
G
F
D
B E
C
A
W4-3-8
W118-04-02-011
FRONT ATTACHMENT / Bushing and Point
Position
Item Pin Outer Dia.
A: Boom Cylinder and Main Frame
Bushing Inner Dia. (Frame Side) Bushing Outer Dia. Bearing Inner Dia. (Cylinder Side) Pin Outer Dia. Bushing Inner Dia. (Frame Side)
B: Boom and Main Frame
Bushing Outer Dia. Bushing Inner Dia. (Boom Side) Bushing Outer Dia. Pin Outer Dia.
C: Boom Cylinder and Boom
Pin Hole Inner Dia. (Boom Side) Bearing Inner Dia. (Cylinder Side) Pin Outer Dia.
D: Boom and Arm Cylinder
Pin Hole Inner Dia. (Boom Side) Bearing Inner Dia. (Cylinder Side) Pin Outer Dia. Bushing Inner Dia. (Boom Side)
E: Boom and Arm
Bushing Outer Dia.
260
+0.65
300
+0.55
260
+0.25
260
-0.10
264
260
-0.10
260
+0.006
230
-0.10
230
+0.1
230
+0.006
280
-0.1
256 262 226 -
0 -0.071
-0.2 +0.70 280 +0.60 +0.60 320 +0.55
232 268 284 -
+0.60
284
+0.50
-
-0.20
226 -
230
+0.25
Pin Outer Dia.
200
-0.10
Pin Hole Inner Dia. (Arm Side)
200 200
-
+0.50
-0.20
230
264 264
-0.071
Pin Hole Inner Dia. (Arm Side)
256
+0.55
-0.20 +0.10 260 0
230
W4-3-9
-0.05
300
Pin Outer Dia.
NOTE: 1 mm=0.03937 in
-
+0.55
-0.10
Bearing Inner Dia. (Cylinder Side)
+0.50
260
320
Bearing Inner Dia. (Cylinder Side)
264
+0.65
+0.60
256
+0.55
-0.20 260+0.65+0.55 300+0.55+0.50
280
Bushing Outer Dia.
G: Arm and Bucket Cylinder
260-0.3-0.4
+0.70
Bushing Inner Dia. (Arm Side)
F: Arm Cylinder and Arm
Standard
Unit: mm Allowable Limit
+0.05
232
-0.20
196 -
+0.006 -0.071
202
FRONT ATTACHMENT / Bushing and Point
H I
J
K
W118-04-02-011
W4-3-10
FRONT ATTACHMENT / Bushing and Point
Position
Item Pin Outer Dia. Bushing Inner Dia. (Link A Side) Bushing Outer Dia.
H: Bucket Cylinder and Link
Bushing Inner Dia. (Link B Side: Outer Side) Bushing Outer Dia. Bushing Inner Dia. (Link B Side: Inner Side) Bushing Outer Dia. Bearing Inner Dia. (Cylinder Side) Pin Outer Dia. Bushing Inner Dia. (Link A Side)
I: Link and Bucket
Bushing Outer Dia. Bushing Inner Dia. (Bucket Side) Bushing Outer Dia. Pin Outer Dia. Bushing Inner Dia. (Arm Side)
J: Arm and Bucket
Bushing Outer Dia. Bushing Inner Dia. (Bucket Side) Bushing Outer Dia. Pin Outer Dia. Bushing Inner Dia. (Arm Side) Bushing Outer Dia.
K: Arm and Link
Bushing Inner Dia. (Link B Side: Outer Side) Bushing Outer Dia. Bushing Inner Dia. (Link B Side: Inner Side) Bushing Outer Dia.
NOTE: 1 mm=0.03937 in
W4-3-11
Standard
Unit: mm Allowable Limit
200-0.10-0.20
196
200
+0.55 +0.45
202
230
+0.45 +0.40
-
200
+0.45 +0.35
202
230
+0.36 +0.32
-
200
+0.45 +0.35
202
230
+0.36 +0.32
-
200
+0.25 +0.05
202
200
-0.10
-0.20 200+0.55+0.45 230+0.45+0.40
200
+0.55
230
+0.45
260
-0.10
260 300
+0.55
160
-0.10
160 190
+0.36
160
+0.45
190
+0.36
204
+0.40
248 264 -
+0.55
264
+0.50
-
-0.20 +0.50 160 +0.40 +0.36 190 +0.32 +0.45
204
+0.45
-0.20 +0.65 260 +0.55 +0.55 300 +0.50 +0.65
196
156 162 -
+0.35
162
+0.32
-
+0.35
162
+0.32
-