50mm Adapter Sleeve With Lock Nut And Washer, H211 Compatible Assembly, 1 To 12 Taper Bore Max 55mm, Shaft Diameter 50mm, Sleeve Length Approximately 65mm, Lock Nut Thread M55x2, Includes KM11 Lock Nut And MB11 Lock Washer, Precision CNC Lathe Accessory

Adapter Sleeve H211 for 50mm Shaft with Lock Nut & Washer
✔️ 50 mm shaft, 55 mm taper bore, M55x2 lock nut, MB11 washer

This adapter sleeve assembly is used to mount tapered bore bearings onto a 50 mm shaft. It provides precise alignment and a secure fit in machinery, conveyors, and industrial equipment where 50 mm hubs and shafts are common.

✅ 50 mm shaft diameter with d1 ≈ 55 mm tapered bore (1:12)
✅ Sleeve length about 65 mm
✅ Lock nut KM11 and lock washer MB11 included
✅ Simple install: slide sleeve, mount bearing, tighten KM11, bend MB11 tab
✅ Compatible with self-aligning bearings 1211K, 1311K, 2211K
✅ Compatible with spherical roller bearings 21311K, 22211K

💡 What is a tapered bore adapter sleeve used for in bearing mounting? This handy accessory helps secure tapered bore bearing onto a 50 mm shaft with a snug fit. - precise seating with 1:12 taper - secure locking via KM11 nut and MB11 washer - easy retrofitting on 50 mm shaft bearings - supports common self-aligning and spherical roller bearings