Concentric Adapter UKFX05+HA2305 Single 13/16 in (20.64 mm) Medium Wide Ball Bearing Insert, 4-Bolt Flange FX05 Cast Iron Housing, Contact Seal, 1/8-27 NPT Lubrication Port

Concentric adapter, single unit 13/16 in (20.64 mm) flange
✔️ Ball bearing insert; 13/16 in (20.64 mm) ID, 1/8-27 NPT lube

This single concentric adapter pairs an HA2305 sealed ball bearing insert with an FX05 cast iron 4-bolt flange housing. Typical uses include conveyor shafts, light to medium duty industrial drives, agricultural equipment, and linear slide unit mounts.

✅ Model: UKFX05+HA2305, also listed as UKX05+HA2305
✅ Insert type: Ball bearing insert, bearing steel, HA2305
✅ Inner diameter: 13/16 in (20.64 mm) ID
✅ Bolt size: 7/16 in (11.11 mm) bolts, 4-bolt flange FX05
✅ Housing: Cast iron FX05 4-bolt flange, medium duty
✅ Locking: Concentric adapter locking for secure shaft fit
✅ Lubrication: 1/8-27 NPT grease fitting, relubrication ready
✅ Seal: Contact seal with slinger, sealed ball bearing design
✅ Temp rating: Up to 212°F (100°C)
✅ HTS code: 8483.20.40.40, weight: 2.880 lb (1.306 kg)

💡 What is a 4-bolt flange concentric adapter bearing used for? A 4-bolt flange concentric adapter bearing is a handy mounted bearing solution that supports shafts in fixed flange housings and simplifies replacement of sealed ball bearing inserts while keeping shaft alignment tight. Quick overview: - Mount sealed ball bearing inserts in conveyor systems, agricultural drives, and industrial shafts for reliable radial and axial support - Fits 4-bolt flange housings like FX05 and works with linear slide unit and pillow block style mounting - Lets you relubricate via 1/8-27 NPT fittings and use concentric locking for precise shaft seating