
Riverby
Features
•
30" (762 mm) minimum base cabinet width.
•
Single bowl.
•
9" (229 mm) depth provides generous workspace.
•
Basin slopes toward drain to minimize water pooling.
•
Offset drain increases workspace in the sink and storage
space underneath.
•
Includes K-9137 bottom sink rack.
Material
•
KOHLER® enameled cast iron.
Installation
•
Top-mount.
Recommended Products/Accessories
K-8801 Sink drain and strainer with tailpiece
K-8799 Sink drain and strainer basket
K-23726 Drain treatment
K-23725 Cast iron cleaner
Optional Products/Accessories
K-11352 Disposal Flange with Stopper
K-9000 P-Trap
Included Components
Additional Components:
9137
Codes/Standards
ASME A112.19.1/CSA B45.2
KOHLER® Enameled Cast Iron
Kitchen Sink Lifetime Limited
Warranty
See website for detailed warranty information.
Available Colors/Finishes
Color tiles intended for reference only.
Color Code Description
0 White
FF Sea Salt™
96 Biscuit
47 Almond
95 Ice™ Grey
K4 Cashmere
20 Suede
7 Black Black™
®
Top-mount single-bowl kitchen sink w/rack
K-8668-4A1
1-800-4KOHLER (1-800-456-4537)
Kohler Co. reserves the right to make revisions without notice to product specifications.
For the most current Specification Sheet, go to www.kohler.com.
7-23-2022 06:33 - US/CA

Riverby
4" (102 mm)
5-1/2" (140 mm)
13-1/2" (343 mm)
1-15/16" (49 mm)
10"
(254 mm)
22"
(559 mm)
7-1/4"
(184 mm)
4-5/16"
(110 mm)
1-1/2" OD
9/16"
(14 mm)
27" (686 mm)
9-5/8"
(244 mm)
15"
(381 mm)
Technical Information
All product dimensions are nominal.
Installation: Top-mount
Center(s): 4
Min. base cabinet
width:
27" (686 mm)
Bowl area: Length: 24-1/4" (616 mm)
Width: 17-1/4" (438 mm)
Bowl depth: 9" (229 mm)
Water depth: 9" (229 mm)
Number of deck
holes:
4
Faucet hole spacing: 4" (102 mm)
Template: 1244382-7, required, included
Notes
Install this product according to the installation
instructions.
®
Top-mount single-bowl kitchen sink w/rack
K-8668-4A1
1-800-4KOHLER (1-800-456-4537)
Kohler Co. reserves the right to make revisions without notice to product specifications.
For the most current Specification Sheet, go to www.kohler.com.
7-23-2022 06:33 - US/CA