Rubber Belts Online
H212 55mm Adapter Sleeve w/Lock Nut & Washer
Regular price
$19.99
Sale price$40.00you save $20.01
📐 H212 Dimensions (Typical)
| Parameter | Value |
|---|---|
| Shaft Diameter (d) | 55 mm |
| Tapered Bore Diameter | ~60 mm (1:12 taper) |
| Thread (Lock Nut) | M60 × 2 |
| Sleeve Length (L) | ~70 mm |
| Lock Nut | KM12 |
| Lock Washer | MB12 |
| Taper Ratio | 1:12 |
✅ Commonly Compatible Bearings
🔹 Self-aligning Ball Bearings:
-
1212K
-
1312K
-
2212K
🔹 Spherical Roller Bearings:
-
21312K
-
22212K
⚙️ Function
-
Mounts a bearing with a 1:12 tapered bore on a 55 mm cylindrical shaft.
-
Avoids the need for machining a tapered shaft.
-
The bearing is pushed up the sleeve’s taper and locked in place with a nut and washer.
🛠️ Installation Process
-
Slide H212 sleeve onto the 55 mm shaft.
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Press the bearing onto the tapered sleeve.
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Tighten KM12 lock nut with a spanner wrench.
-
Use MB12 lock washer to secure the nut by bending a tab into a nut slot.