Table 4

ARow
BThread Size
(dia.-TPI)
CLead
(in./rev.)
DStatic Load
Rating
(Bronze Nut)
(lbs.)
EOperating
Load Rating
(Bronze Nut)
(lbs.)
FOperating
Load Rating
(Plastic Nut)
(lbs.)
GMinor
Diameter
(in.)
HDrive
Torque
Ratio
(in.-lb./lbs.)
IForward
Drive
Efficiency
JScrew
Weight
(lbs./ft.)
$Prices & Products
RH (Right Hand)
LH (Left Hand)
3/16 - 200.05050075380.1100.02139%0.070RH, LH
1/4 - 200.0501,0003001500.1750.02532%0.130RH, LH
1/4 - 160.0631,0003001500.1610.02737%0.110RH, LH
3/8 - 200.0502,2507003500.2980.03523%0.310RH
3/8 - 160.0632,2507003500.2850.03727%0.299RH, LH
3/8 - 120.0832,2507003500.2630.03934%0.289RH, LH
3/8 - 100.1002,2507003500.2350.04139%0.270RH, LH
3/8 - 8 STUB0.1251,2004002000.2650.04742%0.280RH, LH
1/2 - 100.1004,0001,2506250.3590.05131%0.520RH, LH
1/2 - 80.1254,0001,2506250.3320.05437%0.489RH, LH
5/8 - 100.1006,2501,9009500.4830.06126%0.849RH, LH
5/8 - 80.1256,2501,9009500.4570.06431%0.820RH, LH
5/8 - 70.1436,2501,9009500.3320.06634%0.820RH, LH
3/4 - 160.0639,0002,8001,4000.6580.06515%1.340RH, LH
3/4 - 100.1009,0002,8001,4000.6080.07023%1.260RH, LH
3/4 - 80.1259,0002,8001,4000.5810.07327%1.220RH, LH
3/4 - 70.1439,0002,8001,4000.5620.07630%1.179RH
3/4 - 60.1679,0002,8001,4000.5370.07934%1.150RH, LH
3/4 - 50.2009,0002,8001,4000.5020.08638%1.120RH, LH
3/4 - 5 STUB0.2005,3001,6508250.5900.08337%1.120RH, LH
7/8 - 60.16712,2503,8001,9000.6610.08830%1.630RH, LH
7/8 - 50.20012,2503,8001,9000.6260.09334%1.560RH, LH
1 - 100.10016,0005,0002,5000.8560.08918%2.330RH, LH
1 - 80.12516,0005,0002,5000.8300.09321%2.280RH, LH
1 - 70.14316,0005,0002,5000.8110.09524%2.220RH, LH
1 - 60.16716,0005,0002,5000.7860.09827%2.180RH, LH
1 - 50.20016,0005,0002,5000.7500.10231%2.089RH, LH
1 - 40.25016,0005,0002,5000.6980.10937%2.000RH, LH
1 1/8 - 50.20020,0006,2003,1000.8750.11229%2.730RH, LH
1 1/4 - 160.06325,0007,8003,9001.1550.10410%3.870RH
1 1/4 - 50.20025,0007,8003,9000.9990.12126%3.439RH, LH
1 1/4 - 40.25025,0007,8003,9000.9470.12831%3.300RH, LH
1 3/8 - 40.25030,0009,3004,6501.0710.13729%4.030RH, LH
1 1/2 - 100.10036,00011,3005,6501.3500.12812%5.500RH, LH
1 1/2 - 50.20036,00011,3005,6501.2450.14123%5.100RH, LH
1 1/2 - 40.25036,00011,3005,6501.1960.14727%4.879RH, LH
1 1/2 - 2 2/3 STUB0.37521,0006,6003,3001.1950.16836%4.980RH
1 3/4 - 40.25050,00015,3007,6501.4450.16630%6.890RH, LH
1 3/4 - 30.33350,00015,3007,6501.3580.17721%6.570RH
2 - 40.25065,00020,00010,0001.6940.18627%9.220RH, LH
2 - 30.33365,00020,00010,0001.6080.19627%8.769RH
2 1/4 - 40.25080,00025,00012,5001.9440.20420%11.760RH, LH
2 1/2 - 40.250100,00031,00015,5002.1930.22418%14.830RH, LH
2 1/2 - 30.333100,00031,00015,5002.1060.23423%14.230RH
2 1/2 - 20.500100,00031,00015,5001.9300.25631%13.250RH, LH
3 - 40.250150,00046,00023,0002.6910.26315%21.800RH
3 - 30.333150,00046,00023,0002.6050.27319%21.050RH
3 - 20.500150,00046,00023,0002.4560.29427%19.870RH, LH
3 1/2 - 20.500200,00063,00031,0002.9300.33224%27.710RH