Manufacturer Part Number: GD250|Material|Cast Aluminum BronzeBody Type|ShoulderInside Diameter (Inch)|2-1/2Inside Diameter (Decimal Inch)|2.5000Overall Length (Inch)|Overall Length (Inch)|Bottom Outside Diameter (Inch)|3-13/16Bottom Outside Diameter (mm)|Bottom Outside Diameter (Decimal Inch)|Top Outside Diameter (Fractional Inch)|3-1/4Top Outside Diameter (Decimal Inch)|3.2500Top Outside Diameter (mm)|Attachment Method|DemountableLubrication Type|Self-LubricatingBushing Type|FrictionCollar Outside Diameter (Inch)|3-21/32Collar Outside Diameter (mm)|Collar Outside Diameter (Decimal Inch)|Head Diameter (Inch)|Head Diameter (mm)|Head Diameter (Decimal Inch)|Length Above Collar (Inch)|1-7/8Length Above Collar (Decimal Inch)|Length Under Collar (Fractional Inch)|2-1/2Length Under Collar (Decimal Inch)|Length Under Collar (mm)|Head Height (Decimal Inch)|Head Height (Inch)|Head Height (mm)|Collar Height (Fractional Inch)|Collar Height (Decimal Inch)|Collar Height (mm)|Clamp Compatibility|6-91-1Tolerance|Finish|Standards|Bin|3.66C1|H|5/16-18 x 7/8L1|1-7/8F -In--|D -In--|2.50 (+.0010,+.0014)Product Service Code|UNSPSC Code|