Sealmaster NP-39C pillow block bearing is a mounted ball bearing unit designed to support rotating shafts in industrial equipment, featuring a cast-iron pillow block housing and a 2-7/16 in bore. It uses a two-bolt base with setscrew locking and a single lip contact seal to provide axial stability and shaft sealing for standard-duty NP-series applications. The bearing insert is 52100 bearing steel with a black oxide finish. Key dimensions for NP-39C include bolt-center distance of 6-7/8 to 7-5/8 in, base-to-bore centerline of 2-3/4 in, overall length of 9-1/2 in, and overall height of 5-9/16 in. Mfr Part Number 703271.
