OPERATION 800D
2-16
Published 5-27-2018 Control # 039-06
NATIONAL CRANE CORPORATION
NOTE:
1. Operate with jib by radius when main boom is fully extended. If necessary 
increase boom angle to maintain loaded radius.
2. Operate with jib by boom angle when main boom is not fully extended. Do 
not exceed rated jib capacities at any reduced boom lengths.
3. Capacities do not exceed 85% stability.
4. Shaded areas are structurally limited capacities.
LOAD RATINGS
LOAD 
RADIUS 
(FEET)
LOADED 
BOOM 
ANGLE
29FT 
BOOM 
(lb)
LOADED 
BOOM 
ANGLE
A 
29FT 
BOOM 
(lb)
LOADED 
BOOM 
ANGLE
B 
58FT 
BOOM 
(lb)
LOADED 
BOOM 
ANGLE
C 
72FT 
BOOM 
(lb)
LOADED 
BOOM 
ANGLE
D 
86FT 
BOOM 
(lb)
LOADED 
BOOM 
ANGLE
 
100FT 
BOOM 
(lb)
LOAD 
RADIUS 
(FEET)
LOADED 
BOOM 
ANGLE
 
25FT 
JIB 
(lb)
LOADED 
BOOM 
ANGLE
 
44FT 
JIB 
(lb)
57946,000 30 78 3,900 80 2,750
8 72.5 30,700 79 27,900 35 75.5 3,400 78 2,500
10 68 25,500 76 23,200 40 73 2,800 76 2,250
12 63.5 21,800 73.5 19,700 78 18,050 45 70.5 2,350 74 2,000
14 59 19,000 70.5 17,200 76 15,750 79.5 14,350 50 68 1,850 72 1,850
16 54 16,700 68 15,200 74 13,850 77.5 12,650 55 65 1,500 70 1,600
20 43 13,400 61 12,200 69.5 11,250 74.5 10,350 77.5 9,550 80 7,450 60 62.5 1,300 67.5 1,350
25 25 9,700 54 9,700 64 8,950 70 8,250 74 7,650 77 7,100 65 60 1,100 65 1,050
30 45 7,900 58.5 7,350 66 6,650 70.5 6,150 74 5,850 70 57 750 63 950
35 35 6,300 53 6,100 61.5 5,600 67 5,200 71 4,900 75 54.5 600 60.5 800
40 20 4,600 46 5,100 56.5 4,750 63 4,400 67.5 4,250 80 51.5 400 58 600
45 38 4,250 51.5 4,050 59.5 3,800 64.5 3,650 85 55.5 450
50 28.5 3,400 46 3,450 55 3,250 61 3,150
55 14 2,200 40 2,900 51 2,800 57.5 2,650
60 33 2,350 46.5 2,400 54 2,300
65 24 1,800 41 2,000 50 1,850
70 6.5 700 35.5 1,600 46 1,650
75 29 1,250 42 1,350
80 20 800 37 1,050
85 32 800
90 25 500
0 5,100 0 2,300 0 950 0 150
ADD TO
CAPACITIES
WHEN NO JIB
STOWED (lb)
800 600 450 350 300 250
NOTICE
• Do not deadhead line block 
against boom tip when extending 
boom.
• Keep at least 3 wraps of loadline 
on drum at all times.
• Use only 9/16 in diameter rotation 
resistant cable with 38,500 lb 
breaking strength on this machine.
• Maximum capacity with “burst of 
speed” is 3000 lb.
SERIES 8100D 
WITH 
44FT JIB
2ND JIB
44FT
1ST JIB
25FT
Structural limit line 
with 44ft jib deployed
Structural limit line 
with 25ft jib deployed
Structural 
length limit line
RADIUS IN FEET
HEIGHT IN FEET
BOOM LENGTH IN FEET
9351
RCL OPERATING CODE SWITCH
SWITCH 
POSITION 
(REF #17)
OPERATING MODE
01 MAIN BOOM - NO JIB STOWED
02 MAIN BOOM - JIB STOWED
03 25 FT TELE JIB
04 44 FT TELE JIB
11 PERSONNEL PLATFORMON MAIN BOOM
12
PERSONNELPLATFORM ON 25 FT TELE 
JIB
13
PERSONNEL PLATFORM ON 44 FT TELE 
JIB
LOADLINE EQUIPMENT 
DEDUCT (lb)
Downhaul weight 150
One sheave block305
Two sheave block  355
Three sheave block 575
1 PART LINE 2 PART LINE
3 PART LINE
4 PART LINE 5 PART LINE
6 PART LINE
MAX. PULL 
7700 lb
MAX. PULL 
15,400 lb
MAX. PULL 
23,100 lb
MAX. PULL 
30,800 lb
MAX. PULL 
38,500 lb
MAX. PULL 
46,000 lb
9352
9359
9360
9361
9362
9363
Fo
r 
Reference 
Only