ZB2108 Flange Blocks Rex Spherical Roller Bearings

1 1/2" Mounted Spherical Roller Bearing, Fixed Cast Iron 3-Bolt Round Flange Block, Single Setscrew Locking Collar, Clearance Seal Technical Specifications Fixed/Expansion: Fixed Housing Construction: Solid Housing Material: Cast Iron Housing Style: Flange Block Housing Type: Flange, Three Bolt Radial Clearance: C3 STANDARD Seal Type: Clearance Seal Ability to Relubricate: Yes Seal Type: Z Clearance Seal Bolt Circle (in): 5 in Bolt Size (in): 1/2 in Bore Diameter (in): 1.5 in Cage Material: Engineered Polymer End Cap: DTC4 Foot Height (in): 0.63 in Grease Fitting Thread Size: 1/8 NPT Height: 6.63 Housing Cast Face to Outermost Bearing Face (in): 0.69 in Housing Coating: POWDER COATED Housing Color: Black Housing Outside Diameter (in): 6.25 in Inner Ring Outside Diameter (in): 1.745 in Insert: 2108U Length: 6.63 Length Through Bore (in): 2.88 in Locking Collar Outside Diameter (in): 2.31 in Locking Device Kit: SC4 Lubricant: Lithium Complex NLGI 2 Grease Max Operating Temperature (C): 107 C Max Operating Temperature (F): 225 F Maximum Speed (RPM): 5250 rpm Microlock Kit: ML2 Misalignment Capability: ±2.0° Misalignment - Dynamic Misalignment Type: Dynamic Net Weight: 6.7 Overall Height (in): 2.91 in Overall Length (in): 6.25 in Overall Width (in): 6.25 in Primary Seal: STEEL CLEARANCE SEAL Radial Dynamic Load Capacity (lb): 19860 lb Rolling Element: Spherical Roller Seal Kit: ZS4 Setscrew Torque (in-lbs): 325 in/lbs Shaft Locking Type: Single Set Collar Size Code: 4 Static Load Rating (lb): 20900 lb Unit of Dimension: IN Vibration Frequency Fundamental Train: 0.007 cps Vibration Frequency Inner Ring Defect: 0.1445 cps Vibration Frequency Outer Ring Defect: 0.1055 cps Vibration Frequency Roller Spin: 0.0499 cps Weight unit: LB Width: 3.75