Connect rigid metal conduit with ease using the NESCO NP30060 Conduit Nipple. This durable steel nipple features an electro zinc plated finish for corrosion resistance and a threaded connection for secure assembly. Designed for 3-inch trade size conduit and a length of 6 inches, it's a reliable plumbing fitting for your conduit needs.The NESCO NP30060 is a 3-inch trade size rigid conduit nipple with a 6-inch length. It is constructed from steel and features an electro zinc plated finish. The nipple has a 3-1/2 inch outer diameter and a 1.63 inch thread length, with a wall thickness of 0.205 inches. It is suitable for use with rigid conduit.