Dorian Tool 73310100550 Turning Facing Holder Series Ca

Product Description

The DORIAN TOOL 73310100550 is a Series CA Number 1 turning and facing tool post holder designed for engine lathes with a swing range of 16 to 20 inches. It accepts cutting tools up to 1-1/4 inches in size and provides a centerline height of 2.202 inches, keeping the tool on center for precise turning and facing operations. At 2.99 inches overall height and 4.5 inches overall length, this holder is built for rigid tool clamping and repeatable positioning. No through-coolant port is included. Machinists and tool and die professionals install this holder as part of a quick-change tool post system on manual engine lathes.

This tool post holder fits lathes in the 16 to 20 inch swing class, which covers a common range of manual engine lathes found in job shops, maintenance facilities, and machine tool training environments. The Series CA designation corresponds to a specific quick-change post size, and the Number 1 holder type is configured for standard turning and facing work. The Dorian Dimension A value of 9/16 inch (0.5625 inches) is used to match the holder to the correct post series. This holder is intended for use with solid carbide or high-speed steel tooling up to 1-1/4 inches shank size.

Key Features

• Series CA quick-change tool post holder sized for 16 to 20 inch lathe swing
• Accepts cutting tool shanks up to 1-1/4 inches
• Centerline height of 2.202 inches for on-center tool positioning
• Overall height of 2.99 inches and overall length of 4.5 inches for compact rigid clamping
• Number 1 holder type configured for turning and facing operations
• No through-coolant port - suited for dry or flood coolant applied externally

Compatibility

Designed for use with Series CA quick-change tool post systems on manual engine lathes with a swing of 16 to 20 inches. Verify post series and swing class before ordering to confirm fitment.

Installation Notes

Installation is performed by machinists on manual engine lathes. Power down and disengage the lathe spindle completely before mounting or removing tool post holders. Confirm that the tool post series matches the holder series designation before clamping. Torque the clamping screw to the tool post manufacturer specification and verify that the cutting tool is on center using a reference gauge before taking cuts.