Sealmaster Mounted Cast Iron Tapped Base Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - TB-208TMC
Part #:704175
Catalog #:TB-208TMC
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Skwezloc® concentric locking for near perfect concentricity
- Single lip contact seal with black oxide bearing races
- Metric fitting and mounting bolts
- 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
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Product Specifications
Dimensions
| Thread Size: | 1/2-13 | Overall Length (in): | 4.63 in |
| Base Width (in): | 1.88 in | Overall Height (in): | 3.93 in |
| Overall Width (in): | 2 in | Bore Diameter (mm): | 40 mm |
| Base to Center Height (in): | 1.9375 in | Thread Depth (in): | 0.75 in |
| Length Through Bore (in): | 1.9375 in | Bolt Spacing (in): | 3.500 in |
| Centerline to Outermost Bearing Face (in): | 1.188 in |
Technical Specifications
| Housing Base: | Solid | Rolling Element: | Ball Bearing |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Misalignment Type: | Static Only |
| Housing Color: | Black | Cage Material: | PPS - Polyphenylene Sulfide |
| Housing Type: | Pillow Block, Tapped Base | Seal Type: | Single Lip Contact Seal |
| Housing Style: | Pillow Block | Inner Race Heat Treat Method: | Zone-Hardened |
| Ability to Relubricate: | Yes | End Cap Available: | No |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Grease Fitting Thread Size: | M8x1 |
| Housing Coating: | Powder Coated | Bearing Type: | Standard Duty |
| Inner Ring Outside Diameter (in): | 2.0625 in | Cage Type: | Land Riding Retainer |
| Lubricant: | Lithium Complex NLGI 2 Grease | Max Operating Temperature (F): | 220 °F |
| Insert: | 5208TMC | Fixed vs. Expansion: | Fixed |
| Bearing Insert Material: | 52100 Bearing Steel | Housing Material: | Cast Iron |
| Static Load Rating (lb): | 4,467 lb | Bearing Insert Finish: | Black Oxide |
| Size Code: | 2-19 | Shaft Locking Type: | Concentric |
| Dynamic Load Rating (lb): | 7,340 lb | Base Length (in): | 4.625 in |
| Radial Clearance: | Standard | Maximum Speed (RPM): | 4150 rpm |
| Housing Width (in): | 1.88 in |
General Specifications
| UPC: | 662461254103 | Weight: | 6.30 LB |
| Packaged Length: | 5.00 IN | Packaged Width: | 2.00 IN |
| Packaged Height: | 5.00 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |

