Set-screw locking narrow inner-ring ball bearing unit for 3/4 in shaft, 440C stainless insert, white PBT two-bolt flange with open cover and spring-loaded back seal, 3/8 in bolts, 1/4-28 UNF grease fitting (single)
✔️ Stainless 440C insert, white PBT housing, open cover, back seal
This is a single set-screw, narrow inner-ring two-bolt flange ball bearing unit designed for 3/4 in shafts. It pairs a 440C stainless steel insert with a white PBT polymer housing and is commonly used in washdown, conveyor, and light-duty industrial applications where a sealed ball bearing or linear slide unit alternative is needed.
✅ Unit type: Set-screw locking two-bolt flange, single unit✅ Shaft I.D.: 3/4 in (0.75 in) for 3/4 in shaft fit
✅ Insert: 440C stainless steel narrow inner ring, ball bearing
✅ Housing: White PBT thermoplastic, NFL204 style, open cover
✅ Seals & cover: Spring-loaded back contact seal with open cover option
✅ Bolts & fittings: 3/8 in bolt size, 1/4-28 UNF lubrication fitting tap
✅ Duty & temp: Standard duty, up to 212 F relubrication capable
💡 What is a two-bolt flange bearing used for? A two-bolt flange bearing is a handy support unit for shafts and rotating parts in many machines. It provides a compact, mounted solution that keeps a shaft aligned and running smoothly. - Mounting support for conveyors, sprockets, and light gearboxes using a sealed ball bearing or open cover option - Common in washdown areas and food machinery where polymer housings and stainless inserts resist corrosion - Works as an economical alternative to ceramic or hybrid bearings in many linear slide unit and rotary setups