Rexnord ZB2104S Flange Blocks Rex Spherical Roller Bearings - ZB2104S
Part #:10406931
Catalog #:ZB2104S
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Product Specifications
Dimensions
| Overall Width (in): | 5.13 in | Bore Diameter (in): | 1.2500 in |
| Overall Length (in): | 5.13 in | Foot Height (in): | 0.59 in |
| Pilot Diameter (in): | 3.25 in | Bolt Size (in): | 3/8 in |
| Overall Height (in): | 2.72 in | Locking Collar Outside Diameter (in): | 1.97 in |
| Housing Outside Diameter (in): | 5.5 in | Pilot Depth (in): | 0.188 in |
| Standoff Distance (in): | 0.03 in | Inner Ring Outside Diameter (in): | 1.532 in |
| Bolt Circle (in): | 4.5 in | Length Through Bore (in): | 2.69 in |
| Housing Cast Face to Outermost Bearing Face (in): | 0.56 in |
Technical Specifications
| Shaft Locking Type: | Single Set Collar | Misalignment Type: | Dynamic |
| Product: | ZB2000 | Housing Construction: | Solid |
| End Cap: | DTC3 | Cage Material: | Engineered Polymer |
| Rolling Element: | Spherical Roller | Radial Clearance: | C3 STANDARD |
| Housing Material: | Cast Iron | Radial Dynamic Load Capacity (lb): | 18,850 lb |
| Fixed/Expansion: | Fixed | Housing Style: | Flange Block |
| Housing Color: | Black | Seal Type: | Clearance Seal |
| Series: | Flange Blocks | Static Load Rating (lb): | 18,300 lb |
| Housing Type: | Flange, Three Bolt, Pilot | Ability to Relubricate: | Yes |
| Seal Kit: | ZS3 | Setscrew Torque (in-lbs): | 185 in/lbs |
| Maximum Speed (RPM): | 5750 rpm | Microlock Kit: | ML2 |
| Available Seal Type: | K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal | Housing Coating: | POWDER COATED |
| Primary Seal: | STEEL CLEARANCE SEAL | Vibration Frequency Roller Spin: | 0.0424 cps |
| Insert: | 2104U | Grease Fitting Thread Size: | 1/8 NPT |
| Vibration Frequency Fundamental Train: | 0.0068 cps | Lubricant: | Lithium Complex NLGI 2 Grease |
| Vibration Frequency Outer Ring Defect: | 0.0877 cps | Vibration Frequency Inner Ring Defect: | 0.128 cps |
| Misalignment Capability: | ±2.0° Misalignment - Dynamic | Max Operating Temperature (C): | 107 °C |
| Locking Device Kit: | SC3 | Max Operating Temperature (F): | 225 °F |
| Size Code: | 3 |
General Specifications
| UPC: | 698210637859 | Weight: | 4.40 LB |
| Packaged Length: | 5.50 IN | Packaged Width: | 5.50 IN |
| Packaged Height: | 3.25 IN | HTC: | 8483204080 |
| Country of Origin: | Mexico |

