Sealmaster Mounted Cast Iron Wide Slot Take Up Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - ST-27TC
Part #:705915
Catalog #:ST-27TC
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Skwezloc® concentric locking for near perfect concentricity
- 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
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Product Specifications
Dimensions
| Overall Height (in): | 4.63 in | Overall Length (in): | 5.69 in |
| Overall Width (in): | 2.19 in | Bore Diameter (in): | 1.6875 in |
| Length Through Bore (in): | 2.06 in | Slot Width (in): | 0.688 in |
| Slot Spacing (in): | 4 in | Centerline to Outermost Bearing Face (in): | 1.25 in |
Technical Specifications
| 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 | Series: | ST |
| Seal Type: | Single Lip Contact Seal | Housing Type: | Take-Up Block, Wide Slot |
| Slot Length (in): | 3.25 in | Housing Style: | Take-Up Block |
| Inner Race Heat Treat Method: | Zone-Hardened | Carriage Bolt Size (in): | 3/4 in |
| Ability to Relubricate: | Yes | Adjusting Screw Clearance Hole Diameter (in): | 1.13 in |
| Locking Collar Outside Diameter (in): | 2.88 in | Adjusting Screw Square Nut Seat Height (in): | 1.94 in |
| Inner Ring Outside Diameter (in): | 2.307 in | Vibration Frequency Inner Ring Defect: | 0.0994 cps |
| Size Code: | 2-111 | Lubricant: | Lithium Complex NLGI 2 Grease |
| Maximum Speed (RPM): | 3800 rpm | Bearing Type: | Standard Duty |
| Shaft Locking Type: | Concentric | Max Operating Temperature (F): | 220 °F |
| End Cap Available: | No | Housing Material: | Cast Iron |
| Bearing Insert Finish: | Black Oxide | Dynamic Load Rating (lb): | 7,901 lb |
| Vibration Frequency Fundamental Train: | 0.0067 cps | Bearing Insert Material: | 52100 Bearing Steel |
| Vibration Frequency Roller Spin: | 0.0417 cps | Radial Clearance: | Standard |
| Cage Type: | Land Riding Retainer | Fixed vs. Expansion: | Fixed |
| Insert: | 2-111TC | Vibration Frequency Outer Ring Defect: | 0.0673 cps |
| Housing Coating: | Powder Coated | Static Load Rating (lb): | 5,139 lb |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Grease Fitting Thread Size: | 1/4-28 |
General Specifications
| UPC: | 662461033944 | Weight: | 6.15 LB |
| Packaged Length: | 4.63 IN | Packaged Width: | 2.31 IN |
| Packaged Height: | 7.50 IN | HTC: | 8483.20.4040 |
| Country of Origin: | United States of America |

