1-3/4 in (44.45 mm) wide inner-ring 4-bolt flange set-screw ball bearing in white FPL209 polymer housing, zinc-plated insert, 5/8 in (15.88 mm) bolt size, relubricatable single unit for conveyors and machinery

1-3/4 in (44.45 mm) 4-bolt flange set-screw bearing
✔️ Zinc-plated insert, white FPL209 polymer housing, sealed unit

This is a single sealed ball bearing insert with a 1-3/4 in (44.45 mm) I.D. in a white FPL209 polymer housing. It’s used on shafts for conveyors, fans, agricultural gear, and linear slide unit setups where a relubricatable, contact-sealed solution is handy.

✅ ID: 1-3/4 in (44.45 mm); wide inner ring; single unit
✅ Insert material: zinc-plated steel; insert type: ball bearing
✅ Locking: set screw; housing style: FPL209 4-bolt flange
✅ Housing: white polymer; housing color: white; pack: single unit
✅ Bolt size: 5/8 in (15.88 mm); flange type: 4-bolt
✅ Lubrication fitting: 1/4-28 UNF (1/4 in / 6.35 mm); relubrication: yes
✅ Seal: contact seal with slinger; high temp rating: 212°F (100°C)
✅ Application: general-purpose sealed ball bearing for industrial use

💡 What is a 4-bolt flange sealed ball bearing used for? A short intro: flange-style sealed ball bearings provide shaft support and easy mounting for many light- to medium-duty machines. - Supports rotating shafts in conveyors, fans, agricultural equipment, and linear slide units using a sealed ball bearing design - Offers relubrication via 1/4-28 UNF fitting and protection with a contact seal plus slinger for longer service life - Mounts with 5/8 in (15.88 mm) bolts to a 4-bolt FPL209 polymer housing for quick replacement and reduced downtime