835 Bathroom Sink Product Diagrams Top View   Side Cross-Section Inside Sink Dimensions 835 (BEVEL MOUNT OR SEAMED UNDERMOUNT) Length x Width x Depth inches 19 3/4 14 1/4 5 7/8 (mm) 502 375 149 All drain holes are nominally 1 3/4" (45 mm) in diameter and accept all standard drain hardware. Metric conversions are approximate.