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7/16" (11 mm) KERK® LEAD SCREW ASSEMBLIES

 

Part Number Construction

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

Lead Screw Size List

 

Nominal Screw Diameter: 7/16" (11 mm)
Compatible Lead Screw Nut Styles: ZBX, ZBA, WDG, NTB, 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
7/16 11 043 0.050 1.27 0050   0.437 11.10 0.362 9.19 30
0.0625 1.59 0063 0.436 11.07 0.358 9.09 38
0.079 2.00 0079   0.472 11.99 0.374 9.50 42
0.111 2.82 0111   0.437 11.10 0.327 8.31 52
0.118 3.00 0118   0.438 11.13 0.363 9.22 52
0.125 3.18 0125   0.438 11.13 0.357 9.07 54
0.197 5.00 0197   0.438 11.13 0.315 8.00 65
0.263 6.00 0236   0.433 11.00 0.313 7.95 70
0.250 6.35 0250   0.442 11.23 0.325 8.26 70
0.307 7.80 0307   0.445 11.30 0.343 8.71 73
0.325 8.26 0325   0.444 11.28 0.342 8.69 74
0.394 10.00 0394   0.446 11.33 0.331 8.41 78
0.472 12.00 0472   0.438 11.13 0.318 8.08 80
0.500 12.70 0500   0.452 11.48 0.327 8.31 80
0.615 15.62 0615   0.475 12.07 0.376 9.55 82

*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.