Single 4-Bolt Flange Bearing UG312-39 Eccentric Collar, 2-7/16 in I.D., Wide Inner-Ring Ball Insert, Cast Iron CJO312 Housing, 3/4 in Bolt Pattern, Double-Lip Contact Seal, Relubricatable 1/8-27 NPT Port, Heavy Duty
✔️ Heavy duty cast iron housing, eccentric locking, relube port
This is a single 4-bolt flange bearing unit (model UG312-39) with an eccentric collar lock, designed for industrial and agricultural shaft support and mounting applications. Typical uses include conveyor drives, idler shafts, and heavy machinery where a sealed ball bearing flange unit is handy and low-maintenance.
✅ Model: UG312-39, 4-bolt flange unit, single piece✅ Housing: Cast iron CJO312 for rugged service
✅ I.D.: 2 7/16 in (shaft fit)
✅ Inner ring: Wide, ball bearing insert made from bearing steel
✅ Locking: Eccentric collar locking for quick shaft clamping
✅ Bolt size: 3/4 in, 4-bolt mounting pattern
✅ Seal: Double-lip contact seal, sealed ball bearing design
✅ Lubrication: Relubricatable with 1/8-27 NPT fitting tap
✅ Duty & temp: Heavy duty rating, max temp 212°F
✅ HTS code 8483.20.40.40, Weight: 16.2 lb
💡 What is a 4-bolt flange sealed ball bearing used for in industrial conveyor and agricultural drives? A 4-bolt flange sealed ball bearing provides dependable mounted shaft support and easy eccentric clamping in rotating equipment. Short intro: these units are handy for reducing downtime and simplifying installs. - Provides secure flange mounting for conveyor shafts, gearboxes, and agricultural implements using sealed ball bearing construction - Eccentric collar locking speeds alignment and installs while the relubricatable 1/8-27 NPT port helps extend service life - Cast iron CJO312 housing plus double-lip contact seal keeps contaminants out in shop or field environments