Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Thorlabs
The Thorlabs 99940 is an English (Imperial) tap featuring a 1/4"-100 thread, released on September 30, 2003, and officially discontinued on September 25, 2019. This legacy component has been superseded by the official replacement model TAP14100. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Thorlabs 99940. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.