12099

Overview

The Greenlee Communications 12099 is a ball bearing adapter screw designed for use with knockout punch systems. It features a dual-thread specification of 3/4-16 and 5/8-18, allowing it to interface with compatible ratchet punches and knockout kits. The component has a diameter of 3/4 inch and an overall length of 4-3/4 inches. This adapter facilitates the secure attachment of punch dies to the drive mechanism, ensuring proper alignment and torque transmission during conduit or box knockout operations.

Feature Summary

• Incorporates ball bearing technology to reduce friction and improve rotational smoothness during operation.
• Features dual-thread design (3/4-16 and 5/8-18) for compatibility with specific punch and die interfaces.
• Constructed as a durable metal adapter screw for mechanical power transmission.

Applications

• Use with Slug-Buster Knockout Punch Kits
• Integration with Greenlee Ratchet Punches
• Conduit and electrical box knockout operations

Procurement Notes

Verify that the required punch system utilizes the specific 3/4-16 and 5/8-18 thread specifications. Confirm compatibility with existing ratchet handles or knockout kits before purchase. Ensure the component matches the physical dimensions of 3/4 inch diameter and 4-3/4 inch length for proper fitment in the intended application setup.

Selection Notes

Select this part specifically when replacing a worn or lost adapter screw in a Greenlee knockout system. It is not a standalone tool but a critical interface component. Ensure the existing punch kit supports the ball bearing adapter style. Verify thread pitch and diameter requirements against the manufacturer's documentation for the specific ratchet punch model in use.

Part Context

This component belongs to the Greenlee line of specialized hand tools and accessories for electrical installation. It serves as a mechanical interface within the broader ecosystem of knockout punching equipment. The product is categorized under general hardware and tool accessories rather than electronic components, reflecting its role in manual mechanical trades.

Replacement Considerations

Direct substitute: None identified in public data.

FAQ

What are the exact thread specifications of the 12099 adapter screw?

The adapter screw features dual threads: 3/4-16 and 5/8-18.

Which Greenlee tools is this adapter screw designed for?

It is suitable for use with Slug-Buster Knockout Punch Kits and Greenlee Ratchet Punches.