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1/4" (6 mm) KERK® LEAD SCREW ASSEMBLIES

24 HR SHIPMENT - STANDARD SELECTION OF PROTOTYPES

Part Number Construction
Kerk Acme Lead Screw Assemblies - Customized and standard assemblies. Wide variety of diameters, leads, anti-backlash and general purpose nut styles, and load ratings.

Lead Screw Size List

 
Nominal Screw Diameter: 1/4" (6 mm)
Compatible Lead Screw Nut Styles: CMP, ZBX, ZBA, WDG, NTB, NTG, BFW
 
Diameter Diameter
Code		 Lead Lead
Code		 Left
Hand
Avail.		 Outside Diameter
(For Reference)		 Root Diameter
(For Reference)		 Efficiency
%*
inches mm in mm in mm in mm
1/4 6 025 0.024 0.61 0024   0.250 6.35 0.218 5.54 28
0.025 0.64 0025   0.250 6.35 0.214 5.44 30
0.03125 0.79 0031   0.250 6.35 0.208 5.28 34
0.039 1.00 0039   0.250 6.35 0.190 4.83 40
0.048 1.22 0048   0.250 6.35 0.190 4.83 45
0.050 1.27 0050 √ 0.250 6.35 0.191 4.85 46
0.059 1.50 0059   0.250 6.35 0.172 4.37 52
0.0625 1.59 0063   0.250 6.35 0.170 4.32 52
0.079 2.00 0079   0.250 6.35 0.170 4.32 59
0.096 2.44 0096   0.250 6.35 0.190 4.83 61
0.100 2.54 0100   0.250 6.35 0.190 4.83 62
0.118 3.00 0118   0.250 6.35 0.175 4.45 68
0.125 3.18 0125   0.250 6.35 0.190 4.83 67
0.197 5.00 0197   0.250 6.35 0.172 4.37 72
0.200 5.08 0200   0.250 6.35 0.170 4.32 65
0.250 6.35 0250 √ 0.250 6.35 0.168 4.27 79
0.3125 7.94 0313   0.250 6.35 0.184 4.67 81
0.333 8.46 0333   0.250 6.35 0.170 4.32 82
0.394 10.00 0394   0.250 6.35 0.170 4.32 78
0.400 10.16 0400   0.250 6.35 0.170 4.32 84
0.500 12.70 0500 √ 0.250 6.35 0.169 4.29 85
0.750 19.05 0750   0.250 6.35 0.170 4.32 86
1.000 25.40 1000 √ 0.250 6.35 0.170 4.32 84

*Listed efficiencies are theoretical values based on Kerkote® TFE coated lead screws.

Shaded areas have been translated from their designed inch or mm dimension to an equivalent mm or inch dimension.