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Model 4170C
29.8' - 69.8', 3-Piece Boom
Standard Specifications

4170C

     Features:


Click to enlarge

Axle Weights (LB.) Distribution

Truck Crane Complete Unit
Front Axle 9,950 5,250 15,200
Rear Axle 8,880 23,020 31,900
Total 18,830 31,900* 47,100

*Includes 3000 lbs. of counterweight inside torsion box.

Load Chart for 4170C

Radius
in Feet
Over Rear Over Side Over Front
30' Boom 50' Boom 70' Boom 30' Boom 50' Boom 70' Boom 30' Boom 50' Boom 70' Boom
8 47,080* 47,080* 47,080*
10 40,860 40,860 40,860
12 36,480 30,410 36,480 30,410 36,480 30,410
15 29,360 25,790 29,360 25,790 29,360 25,790
18 23,770 22,650 19,900 23,770 22,650 19,900 23,770 22,650 19,900
20 21,000 21,060 18,300 21,000 21,060 18,300 21,000 21,060 18,300
25 15,980 16,160 15,370 15,980 16,160 15,370 15,980 16,160 15,370
29 12,800 - - 12,800 - - 12,900 - -
30 12,740 12,710 12,740 12,710 12,740 12,710
35 10,300 10,280 10,300 10,280 10,300 10,280
40 8,480 8,470 8,480 8,470 8,480 8,470
45 7,060 7,070 7,060 7,070 7,060 7,070
49 5,900 - - 5,900 -
50 5,950 5,950 5,950
55 5,030 5,030 5,030
60 4,260 4,260 4,260
65 3,610 3,610 3,610
69 3,000 2,900 3,100

*Maximum load with standard reeving is 44,000 LB.
Numbers shown in bold type (above tipping line) indicate structural capacity limits. All other numbers indicate tipping limits. Actual numbers may vary due to differences in finished weight, wheelbase, etc.

Wire Rope Capacity (LBS).
Parts Line 1 2 3 4 5 6
7
8
Line Pull 7,400 14,800 22,200 29,600 37,000 44,400* 51,800* 59,200*

Do not exceed parts of line rating.

 

Fly jib load chart

70 Foot Boom + 29 Foot Fly Jib
Over Rear Over Side Over Front
Working Radius Boom Angle Rated Load Rated Load Rated Load
20 79 6670 6670 6670
25 76 6220 6220 6220
30 74 5890 5890 5890
35 71 5600 5600 5600
40 68 5380 5380 5380
45 65 4850 4850 4850
50 62 4720 4720 4720
55 58 4450 4450 4450
60 55 4320 4320 4320
65 51 3850 3850 3850
70 47 3320 3320 3320
75 42 2870 2870 2870
80 37 2460 2460 2460
85 32 2110 2110 2110
90 25 1790 1790 1790
95 16 1510 1510 1510
98 0 1350 1350 1350

 

Click to enlarge Structural Load Chart
Radius in Feet Boom Angle 29.8 Foot Boom Boom Angle 50 Foot Boom Boom Angle 69.8 Foot Boom
8 76 47,080*
10 72 40,860
12 68 36,480 78 30,410
15 61 29,360 75 25,790
18 54 23,770 71 22,650 78 19,900
20 49 21,000 68 21,060 77 18,300
25 34 15,980 62 16,160 72 15,370
29 0 12,800
30 55 12,740 68 12,710
35 47 10,300 63 10,280
40 38 8,480 58 8,470
45 26 7,060 52 7,070
49 0 5,900
50 47 5,950
55 40 5,030
60 33 4,260
65 23 3,610
69 0 3,000