Single 55mm Eccentric Collar Flange Ball Bearing Insert for 4-Bolt Mount, Heavy-Duty Sealed Unit CJO311 Cast Iron Housing, M16 Bolt Holes, Locking, Relubrication Port

Single 55mm Eccentric Collar Flange Bearing Insert
✔️ 55mm ID, cast iron CJO311 housing, M16 bolt size, sealed contact seal

This single 55mm eccentric collar flange mounted sealed ball bearing insert is a heavy-duty unit used in conveyors, agricultural gear, and linear slide units where a sturdy mounted support is needed.

✅ Model: UGCJO311 with UG311 ball insert
✅ 55mm I.D., wide inner ring width for improved load support
✅ Cast iron CJO311 4-bolt flange housing, single unit pack
✅ M16 bolt holes for secure 4-bolt mounting
✅ Eccentric locking for fast shaft clamping
✅ Sealed contact seal with slinger and relubrication port
✅ Lubrication fitting: 1/8-27 NPT, relubrication yes
✅ Insert material: bearing steel, ball bearing type, heavy duty
✅ Service temp approx 212F, no expansion cover, HTS 8483.20.40.40
✅ Approx weight 13.640 lb, intended as one bearing per pack

💡 What is a 4-bolt flange mounted sealed ball bearing used for? They’re handy when you need a fixed, sealed support for a rotating shaft in industrial setups. - Provides mounted shaft support for conveyors, mixers, and ag equipment where contamination is a concern - Works well with linear slide units and compact drivetrain assemblies needing sealed ball bearing performance - Ideal for replaceable pillow block style setups that require eccentric locking and relubrication options