- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew with diamond faceted setscrews
- Single lip contact seal
- Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
- Sealmaster® exclusive lock pin and dimple for direct lubrication and anti-rotation
TB-30C
Sealmaster Mounted Cast Iron Tapped Base Pillow Block Ball Bearing – 52100 Bearing Steel, Black Oxided – Setscrew Lock – TB-30C
Out of stock

| Housing Base: | Solid | Insert Material: | 52100 Bearing Steel, Black Oxided |
|---|---|---|---|
| Measure Units: | Inch | Rolling Element: | Ball Bearing |
| Seal Type: | Single Lip Contact Seal | Internal Clearance: | Standard |
| Housing Construction: | One Piece | Misalignment: | ±2.0° Misalignment - Static Only |
| Bore Shape: | Straight | Platform: | Gold Line Ball Bearing |
| End Cap: | No | Outer Ring Land Profile: | Standard |
| Bearing Insert Coating: | Black Oxide Coated | Housing Color: | Gray |
| Replaceable Insert: | Yes | Misalignment Type: | Static Only |
| Housing Style: | Pillow Block | Locking Type: | Setscrew |
| Maximum Speed (RPM): | 3550 rpm | Housing Material: | Cast Iron |
| Fixed vs. Expansion: | Fixed | Duty/Series: | Standard Duty |
| Lubrication Type: | Lithium Complex NLGI 2 Grease | Housing Type: | Pillow Block, Tapped Base |
| Retainer Type: | Land Riding Retainer | Inner Race Heat Treat Method: | Zone-Hardened |
| Insert Number: | 2-114C | Maximum Operating Temperature (F): | 220 °F |
| Ability to Relubricate: | Yes | UPC: | 662461000000 |
| Weight: | 8.00 LB | Packaged Length: | 6.06 Inches |
| Packaged Width: | 5.94 Inches | Packaged Height: | 2.19 Inches |
| HTC: | 8483.20.8040 | Country of Origin: | United States of America |
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