The 3/4" National Pipe Straight Mechanical (NPSM) Long Shank Sets are a collection of high-quality fittings designed for straight-thread mechanical connections. With a 3/4" diameter, these fittings feature long shanks that provide additional depth and surface area for secure, reliable connections. The NPSM threads are ideal for applications requiring strong, leak-free mechanical connections, typically used in plumbing, hydraulic, or fluid systems. These sets are perfect for installations or repairs where deep, sturdy connections are needed, and they are made from durable materials to ensure long-lasting performance.

Link to Midland Industries Catalog