Rexnord GBR320772 Flanged Cartridge Blocks Rex Spherical Roller Bearings - GBR320772
Part #:10425738
Catalog #:GBR320772
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Product Specifications
Dimensions
| Bore Diameter (in): | 2.4375 in | Pilot Diameter (in): | 5.5 in |
| Bolt Size (in): | 1/2 in | Foot Height (in): | 0.63 in |
| Overall Width (in): | 7.63 in | Overall Height (in): | 3.66 in |
| Housing Height (in): | 2.63 in | Overall Length (in): | 7.63 in |
| Housing Outside Diameter (in): | 7.63 in | Pilot Depth (in): | 1 in |
| Mounting Plate to Collar Face (in): | 1.97 in | Locking Collar Outside Diameter (in): | 3.55 in |
| Mounting Surface to End of Housing (in): | 1.69 in | Housing Cast Face to Outermost Bearing Face (in): | 0.88 in |
| Length Through Bore (in): | 3.66 in | Inner Ring Outside Diameter (in): | 2.901 in |
| Bolt Spacing (in): | 4.594 in | Bolt Circle (in): | 6.5 in |
Technical Specifications
| Seal Type: | Multi-Lip Contact Seal | Product: | ZBR3000 |
| Static Load Rating (lb): | 53,500 lb | Housing Construction: | Solid |
| Misalignment Type: | Dynamic | Series: | Flanged Cartridge Blocks |
| Radial Clearance: | C3 STANDARD | End Cap: | DTC812 |
| Rolling Element: | Spherical Roller | Housing Style: | Flange Block |
| Housing Material: | Cast Steel | Cage Material: | Engineered Polymer |
| Housing Type: | Flange, Cartridge | Shaft Locking Type: | Eccentric Collar |
| Fixed/Expansion: | Fixed | Radial Dynamic Load Capacity (lb): | 43,240 lb |
| Housing Color: | Black | Setscrew Torque (in-lbs): | 460 in/lbs |
| Ability to Relubricate: | Yes | Maximum Speed (RPM): | 1350 rpm |
| Bolt Hole Shape: | Round Hole | Seal Kit: | GS8 |
| Grease Fitting Thread Size: | 1/8 NPT | Primary Seal: | BUNA TRIPLE LIP SEAL |
| Max Operating Temperature (C): | 107 °C | Lubricant: | Lithium Complex NLGI 2 Grease |
| Max Operating Temperature (F): | 225 °F | Vibration Frequency Outer Ring Defect: | 0.1376 cps |
| Vibration Frequency Inner Ring Defect: | 0.1791 cps | Locking Device Kit: | SC3207 |
| Insert: | 3207U | Vibration Frequency Roller Spin: | 0.0607 cps |
| Vibration Frequency Fundamental Train: | 0.0072 cps | Misalignment Capability: | ±2.0° Misalignment - Dynamic |
| Housing Coating: | POWDER COATED | Size Code: | 8 |
General Specifications
| UPC: | 662864735650 | Weight: | 15.00 LB |
| HTC: | 8483204080 | Country of Origin: | Mexico |

