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Lead Screw Charts                                                                                          

Nut Feature Matrix

PART NUMBER CONSTRUCTION - LEAD SCREWS and NUTS

KERK® LEAD SCREWS are available in standard diameters from 1/8-in (3.2mm) to 15/16-in (23mm), with standard leads from .012-in to almost 4-in (0.30mm to 92mm) including metric and left hand threads. Custom sizes and leads can be special ordered. Most stock screws are manufactured from 303 stainless steel and are produced with Haydon Kerk Motion Solutions™ exclusive precision rolling process. Other materials are available on special order. Positional bi-directional repeatability (with Kerk anti-backlash nut) is within 50 micro-inches (1.25 micron) and standard lead accuracy is better than 0.0006-in./in. (mm/mm). Lead accuracies are available to .0001-in./in. (mm/mm). Please consult factory for more details. Haydon Kerk Motion Solutions total in-house manufacturing and quality control assure uniform and consistent products.

 

EXAMPLES

WDGABR-037-0125-XXXX = Assembly: WDG Series Nut, triangular flanged mount, Black Ice TFE coating, right hand thread, 3/8-in nominal screw diameter, 0.125 thread lead, without an assigned unique identifier

ZBXTKR-043-0250-XXXX = Assembly: ZBX Series Nut, thread mounting, Kerkote® TFE coating, right hand thread, 7/16-in nominal screw diameter, 0.250 thread lead, without an assigned unique identifier

For applications assistance or order entry, call your the Haydon Kerk Motion Solutions Leadscrew Assemblies technical advisors at 603.465.7227.

NOTE:
Not all thread leads are available in all screw diameters.
New nuts and leads are continually being added. Contact Haydon Kerk Motion Solutions for latest availability.