Products > Lathe Chucks > Adapters

LittleMachineShop.com has a full range of lathe chuck adapters for mounting a lathe chuck on a lathe.

A short note on our terminology

• Adapter: Products listed as Adapters are flat adapters that bolt-on to lathes and no machining is required. See the product compatibility tab for machines that will support any given adapter.
• Backplate Lathe Chuck Adapter: Products whose name begins with Backplate Lathe Chuck Adapter are flat adapters that are machined on the lathe side. The chuck side needs machining. Backplates are unthreaded.
• Chuck Adapter: These products are threaded adapters. The chuck side needs machining. See link below for a reference page correlating lathe spindle threads to lathe chuck adapters.

When buying a Threaded Chuck Adapter

To help you get the right threaded backplate lathe chuck adapter, we have a chart that correlates lathe spindle threads to lathe chuck adapters and a chart that provides dimensions of threaded lathe chuck adapters .

The first rule of buying a threaded adapter is to measure the threads on your spindle. There are simply too may variants of every kind of lathe to trust any chart. Here is a Paper Thread Gage to help measure.

	1888 Adapter, 3" Lathe Chuck, Rotary Table     $34.95
	3146 Adapter, 3" Lathe Chuck, Rotary Table     $29.95
	1692 Adapter, 4" Lathe Chuck     $19.95
	2426 Adapter, 4" Lathe Chuck     $29.95
	2347 Adapter, 5" Lathe Chuck     $29.95
	2358 Adapter, 5" Lathe Chuck     $29.95
	2961 Adapter, 5" Lathe Chuck     $29.95
	3151 Adapter, 5" Lathe Chuck for Prazi     $29.95
	2330 Adapter, 5" Lathe Chuck, Rotary Table     $39.69
	4912 Adapter, 6" Lathe Chuck     $29.95
	4913 Adapter, 6" Lathe Chuck CLOSEOUT     $29.95
	4768 Backplate Lathe Chuck Adapter, 3" to 3"     $29.95
	4769 Backplate Lathe Chuck Adapter, 4" to 3"     $29.95
	4770 Backplate Lathe Chuck Adapter, 5" to 3"     $29.95
	4771 Backplate Lathe Chuck Adapter, 5" to 4"     $29.95
	4772 Backplate Lathe Chuck Adapter, 6" to 4"     $39.95