The selected finish applies to the sink. Faucets and other items shown in installation views are not included.

ROK OS31U7030R18 31-1/2-inch Stainless Steel Undermount Kitchen Sink. Sold individually.

In Stock

Will this fit my cabinet?

Source minimum cabinet width: 36 inches. Allow for mounting clearance, supports and plumbing. Measure the actual sink and use its model-specific template before cutting; exterior dimensions are not cutout dimensions.

Overall and inside-bowl dimensions

Nominal dimensions in inches unless stated otherwise
Exterior width × front to back 31-1/2 × 20-1/2
Exterior height 9
Inside bowl width × front to back Bowl 1: 15-1/2 × 18-1/2; bowl 2: 12-3/4 × 16-3/8
Bowl depth 9
Number of bowls 2
Faucet holes 0
Stainless steel gauge 18
Drain opening 3-1/2

Installation

Undermount. Use compatible sealant and model-specific supports. Confirm drain, trap and supply clearances.

Included in the box

  • ROK OS31U7030R18 sink
  • Undermount brackets

Installation supplies — sold separately

Connecting plumbing, trap, compatible sealant and additional cabinet support materials are sold separately. Provide compatible drain fittings for both bowls. Faucets, countertops and room furnishings are sold separately.

Optional accessories — sold separately

Stainless Steel 304 Grid for Plane Rectangular Small Sink — sold separately
Stainless Steel 304 Grid for Plane Rectangular Small Sink (OS503SGRID). Sold separately.
Stainless Steel 304 Grid for Plane Rectangular Large Sink — sold separately
Stainless Steel 304 Grid for Plane Rectangular Large Sink (OS503LGRID). Sold separately.

Specifications, installation and warranty

Obtain current model-specific installation instructions and the template from ROK before fabrication.

California Proposition 65

⚠ WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov