Sealmaster Mounted Cast Iron Flange Cartridge Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - MFC-305C
Part #:710528
Catalog #:MFC-305C
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking 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
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Product Specifications
Dimensions
| Overall Width (in): | 4.38 in | Bolt Size (in): | 5/16 in |
| Bolt Size (mm): | M8 mm | Overall Length (in): | 4.38 in |
| Overall Height (in): | 1.5 in | Bore Diameter (mm): | 25 mm |
| Foot Height (in): | 0.38 in | Pilot Diameter (in): | 3 in |
| Length Through Bore (in): | 1.498 in | Housing Outside Diameter (in): | 4.38 in |
| Bolt Circle (in): | 3.625 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Bore Shape: | Straight |
| Pilot Configuration: | Piloted | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Housing Color: | Black |
| Misalignment Type: | Static Only | Cage Material: | PPS - Polyphenylene Sulfide |
| Seal Type: | Single Lip Contact Seal | Housing Type: | Piloted Flange Cartridge |
| Housing Style: | Flange Block | Pilot Depth (in): | 0.25 in |
| Ability to Relubricate: | Yes | Inner Race Heat Treat Method: | Zone-Hardened |
| Radial Clearance: | Standard | Insert: | 5305C |
| End Cap Available: | No | Static Load Rating (lb): | 2,567 lb |
| Cage Type: | Land Riding Retainer | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Fixed vs. Expansion: | Fixed | Maximum Speed (RPM): | 5450 rpm |
| Grease Fitting Thread Size: | 1/4-28 | Max Operating Temperature (F): | 220 °F |
| Vibration Frequency Inner Ring Defect: | 0.0905 cps | Vibration Frequency Roller Spin: | 0.0385 cps |
| Bearing Type: | Medium Duty | Shaft Locking Type: | Set Screw |
| Housing Material: | Cast Iron | Lubricant: | Lithium Complex NLGI 2 Grease |
| Inner Ring Outside Diameter (in): | 1.594 in | Vibration Frequency Outer Ring Defect: | 0.0595 cps |
| Bearing Insert Finish: | Black Oxide | Dynamic Load Rating (lb): | 4,381 lb |
| Bearing Insert Material: | 52100 Bearing Steel | Housing Coating: | Powder Coated |
| Size Code: | 2-13 | Vibration Frequency Fundamental Train: | 0.0066 cps |
General Specifications
| UPC: | 662461056196 | Weight: | 2.87 LB |
| Packaged Length: | 4.50 IN | Packaged Width: | 1.69 IN |
| Packaged Height: | 4.56 IN | HTC: | 8483.20.4040 |
| Country of Origin: | United States of America |

