Caterpillar Performance Handbook, January 2017, SEBD0351-47

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Hydraulic
Excavators
7-192 Edition 47
Curl and Crowd Forces
● 326D2 ● 330D2
Japan/U.S. Sourced
326D2
Boom Reach Boom
Stick Medium Long Extra Long
BucketTip Radius mm 1551 1551 1477
ft 5'1" 5'1" 4'10"
Bucket Curling Forces kN 186 186 172
lb 41,814 41,814 38,667
Stick Crowd Forces kN 148 127 113
lb 33,272 28,551 25,471
Boom Mass Boom
Stick Short Medium
BucketTip Radius mm 1663 1663
ft 5'5" 5'5"
Bucket Curling Forces kN 189 239
lb 42,470 53,729
Stick Crowd Forces kN 151 147
lb 33,930 33,047
Japan/U.S. Sourced
330D2
Boom Reach Boom
Stick Short Medium Long Extra Long
BucketTip Radius mm 1660 1487 1487 1488
ft 5'5" 4'11" 4'11" 4'11"
Bucket Curling Forces kN 201 200 201 160
lb 45,187 44,962 45,187 36,000
Stick Crowd Forces kN 152 133 120 124
lb 34,171 29,900 26,977 27,900
Boom Mass Boom
Stick Medium
BucketTip Radius mm 1660
ft 5'5"
Bucket Curling Forces kN 239
lb 53,729
Stick Crowd Forces kN 162
lb 36,419