1/8 inch (3.2 mm) Acme Lead Screw

Part Number Construction

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1/8" (3.2 mm) KERK^® LEAD SCREW ASSEMBLIES

Lead Screw Size List

Nominal Lead Screw Diameter: 1/8" (3.2 mm)

Compatible General Purpose and Anti-Backlash Nut Styles: NTB, NTG, BFW

Diameter		Diameter Code	Lead		Lead Code	Left Hand Avail.	Outside Diameter (For Reference)		Root Diameter (For Reference)		Efficiency %*
inches	mm	Diameter Code	in	mm	Lead Code	Left Hand Avail.	in	mm	in	mm	Efficiency %*
1/8 "	3.2	012	0.024	0.61	0024		0.129	3.28	0.093	2.36	44
			0.039	1.00	0039		0.129	3.28	0.094	2.39	57
			0.048	1.22	0048		0.129	3.28	0.093	2.36	61
			0.075	1.91	0075		0.129	3.28	0.093	2.36	70
			0.096	2.44	0096	√	0.129	3.28	0.093	2.36	75
			0.125	3.18	0125	LH Only	0.125	3.18	0.078	1.98	80

*Listed lead screw 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.