Manitowoc National Crane 800D User Manual

National Crane Published 5-27-2018 Control # 039-06 11-15
800D HOIST
HOIST TORQUE SPECIFICATIONS CHART
i
T = BOLT TORQUE (lb-ft)T = (KWD) / 12
K = TORQUE COEFFICIENT(K = 0.20 DRYK = 0.15
PLATEDK = 0.12 LUBRICATED)
W = PRELOAD TENSION
D= NOMINAL BOLT SIZE (IN)*ALL TORQUE VALUE
TOLERANCES ARE ± 5%
Dry
SAE Grade 5
Plated
SAE Grade 5
Lubricated
SAE Grade 5
Dry
SAE Grade 8
Plated
SAE Grade 8
Lubricated
SAE Grade 8
Nominal Size
Torque
*(lb-ft)
Torque
*(lb-ft)
Torque
*(lb-ft)
Torque
*(lb-ft)
Torque
*(lb-ft)
Torque
*(lb-ft)
1/4 20 8 6 5 12 9 7
1/42810 7 614108
5/16 18 17 13 10 25 18 15
5/16 24 19 14 11 27 20 16
3/81631 2319443326
3/82435 2621493730
7/16 14 49 37 30 70 53 42
7/16 20 55 41 33 78 58 47
1/2 13 76 57 45 106 80 64
1/2 20 85 64 51 120 90 72
9/16 12 109 82 65 153 115 92
9/16 18 122 91 73 172 129 103
5/8 11 150 113 90 212 159 127
5/8 18 170 128 102 240 180 144
3/4 10 266 200 160 376 282 226
3/4 16 297 223 178 420 315 252
7/8 9 430 322 258 606 454 364
7/8 14 474 355 284 668 501 401
1 8 644 483 386 909 682 545
1 14 721 541 433 1019 764 611
1 1/8 7 794 596 475 1288 966 772
1 1/8 12 890 668 534 1444 1083 866
1 1/4 7 1120 840 672 1817 1363 1090
1 1/4 12 1241 930 745 2012 1509 1207
Fo
r
Reference
Only

Manitowoc National Crane 800D Specifications

General

Brand	Manitowoc
Model	National Crane 800D
Category	Construction Equipment
Language	English