Pack of 1 1-5/16 in Wide Inner-Ring Set-Screw Ball Bearing with Zinc Insert, 4-Bolt Nickel-Plated Cast Iron Flange Housing, Single-Row UC207-21NPMZ2 Pillow Block Style Sealed Contact

Single 1-5/16 in wide inner-ring set-screw bearing
✔️ 4-bolt nickel-plated F207NP flange, zinc insert, contact seal

This is a single sealed ball bearing insert for 4-bolt flange pillow block mounts, commonly used on conveyors, linear slide units, fans, and general industrial machinery. Ships as one bearing, ready to install.

✅ I.D.: 1-5/16 in inner diameter; wide inner ring for higher load capacity
✅ Insert: zinc-plated single-row ball bearing with set-screw locking
✅ Housing: nickel-plated cast iron F207NP, 4-bolt flange; bolt size 1/2 in
✅ Lubrication: 1/8-27 NPT fitting tap for relubrication; contact seal with slinger
✅ Temp rating: up to 212°F; HTS code 8483.20.40.40; model UCF207-21NPMZ2; weight 2.92 lb

💡 What is a pillow block bearing used for in conveyor and linear slide unit applications? Pillow block bearings provide a compact, easy-to-mount support for rotating shafts and are handy for many industrial motion systems. Here’s a quick breakdown to help you decide:

- Supports rotating shafts in conveyor drives, fans, and gearbox outputs for steady operation - Offers sealed ball bearing options for dust or splash-prone environments in manufacturing - Fits linear slide units and other machinery where a simple flange-mounted bearing simplifies installation - Allows relubrication via NPT fitting for extended service life in maintenance routines