Sealmaster NPL-30 Pillow Block Bearing 1 7 8 Inch

Sealmaster NPL-30 pillow block bearing is a two-bolt, cast-iron mounted bearing unit engineered for a 1-7/8 in bore shaft. The unit features a round bore with set-screw locking and a felt seal for basic dust protection, classified as standard‑duty and non‑expansion (fixed). Key dimensions include 6 to 6-1/2 in bolt-center-to-center mounting, a base-to-bore centerline of 2-1/4 in, an overall length of 8-1/8 in, overall width of 2-1/32 in, and overall height of 4-9/16 in, with a base width of 2-3/8 in. The housing is uncoated cast iron, designed to withstand up to 250°F and support a dynamic load of 7,889 lb, with a maximum shaft speed of 3,550 rpm. Suitable for general-purpose shaft support in inch-series machinery that requires a reliable 1-7/8 in bore pillow block.