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Cast iron lathe chuck backplate adapter fits lathes with 3/4"-16 spindle nose thread. Adapts 3" (80 mm) plain back chucks to Sherline and Taig spindles. Six mounting holes allow mounting 3-jaw or 4-jaw chucks. Includes instructions for final turning of the registration diameter to ensure concentricity.

Chuck Backplate Adapters - LittleMachineShop.com

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. If your lathe is listed below, it's easy to find the correct backplate adapter. If your lathe is not listed, measure the spindle threads and find the same thread in the table below.

Lathe Chucks - LittleMachineShop.com

5 mm. 0.20". 65 mm. 2.56". 3 M8. 4-Jaw Independent Lathe Chucks. 3-Jaw Chucks Special Chucks Top. 4-Jaw Independent Lathe Chuck Capacities. Rated Capacity.

Chuck Back Plate Adapter - LittleMachineShop.com

Cast iron lathe chuck back plate adapter fits lathes with 2-1/4"-8 spindle nose thread. Adapter is 6" (160 mm) in diameter and has no chuck mounting holes. For all 5" and 6" chucks. Includes instructions for final turning of the registration diameter to ensure concentricity. Part Number: 1923.

Lathe Chuck Adapter Dimensions - LittleMachineShop.com

This page provides the dimensions of the threaded lathe chuck backplate adapters that we sell.

Adapter, 6" Lathe Chuck CLOSEOUT 4913 - LittleMachineShop.com

Description. Specifications. Compatibility. This adapter mounts a 6" 4-jaw lathe chuck with a 65 mm registration recess on a flange for a 4" chuck with a 72 mm registration boss. It works on 8x12 and 8x14 lathes as well as the Harbor Freight 5980 multipurpose machine. It also fits the SIEG C4 and SC4 lathes.

Backplate Lathe Chuck Adapter, 5" to 3" 4770 - LittleMachineShop.com

Lathe Chuck Backplate Adapters 4770 Fits a 5" chuck on a 3" flange; This is a semi-machined adapter plate. The side that attaches to the lathe flange ...

Backplate Lathe Chuck Adapter, 6" to 4" 4772 - LittleMachineShop.com

Backplate Lathe Chuck Adapter, 6" to 4". This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side.

Lathe Chuck, 4-Jaw 6", Independent 2038 - LittleMachineShop.com

6 inch, 4-Jaw independent lathe chuck. Each jaw is independently adjustable and reversible. This chuck has a 1.77" (45.0 mm) through hole. The chuck can hold work up to 6.30" (160 mm) in diameter. This is a plain back chuck and requires a backplate adapter to mount it.

Rotary Table, 4" Precision 1810 - LittleMachineShop.com

This 4" horizontal/vertical rotary table is perfect for indexing, circular cutting, angle setting, boring, and spot facing operations on a milling machine. This rotary table is made of precision machined cast iron and has a 2 Morse taper center hole. The table is graduated with a 360 degree scale.