Sealmaster Mounted Cast Iron Wide Slot Take Up Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - ST-28
Part #:700745
Catalog #:ST-28
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew with diamond faceted setscrews
- 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): | 1.75 in |
| Length Through Bore (in): | 1.934 in | Slot Width (in): | 0.688 in |
| Slot Spacing (in): | 4 in | Centerline to Outermost Bearing Face (in): | 1.19 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Housing Construction: | One Piece |
| Bore Shape: | Straight | Housing Color: | Black |
| Outer Ring Land Profile: | Standard | Misalignment Type: | Static Only |
| Series: | ST | Cage Material: | PPS - Polyphenylene Sulfide |
| Seal Type: | Felt Labyrinth Seal | Housing Type: | Take-Up Block, Wide Slot |
| Slot Length (in): | 3.25 in | Housing Style: | Take-Up Block |
| Adjusting Screw Clearance Hole Diameter (in): | 1.13 in | Carriage Bolt Size (in): | 3/4 in |
| Ability to Relubricate: | Yes | Adjusting Screw Square Nut Seat Height (in): | 1.94 in |
| Inner Race Heat Treat Method: | Zone-Hardened | Vibration Frequency Fundamental Train: | 0.0067 cps |
| Size Code: | 2-111 | Insert: | 2-112 |
| Lubricant: | Lithium Complex NLGI 2 Grease | Fixed vs. Expansion: | Fixed |
| Bearing Insert Finish: | Black Oxide | Bearing Insert Material: | 52100 Bearing Steel |
| Static Load Rating (lb): | 5,139 lb | Cage Type: | Land Riding Retainer |
| Vibration Frequency Roller Spin: | 0.0417 cps | Housing Coating: | Powder Coated |
| End Cap Available: | No | Shaft Locking Type: | Set Screw |
| Vibration Frequency Inner Ring Defect: | 0.0994 cps | Max Operating Temperature (F): | 220 °F |
| Radial Clearance: | Standard | Maximum Speed (RPM): | 3800 rpm |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Housing Material: | Cast Iron |
| Bearing Type: | Standard Duty | Vibration Frequency Outer Ring Defect: | 0.0673 cps |
| Dynamic Load Rating (lb): | 7,901 lb | Inner Ring Outside Diameter (in): | 2.307 in |
| Grease Fitting Thread Size: | 1/4-28 |
General Specifications
| UPC: | 662461006245 | Weight: | 6.00 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 |