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 Metric Tap with an M10.5 x 0.5 thread, identified by part number 74256, is a discontinued component released on July 23, 2019, and discontinued on September 25, 2019. Official replacement model TAPM10505 supersedes this item. Submit the exact part number, quantity, and application requirements to request a quote.
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 74256. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.