Acorn-Sinks® Stainless Steel Drop-In Classroom Sink, 31" x 20"

A single bowl drop-in sink designed specifically for classroom applications, CD-3120 measures 31"W and has an 8"D bowl. A minimum cabinet size of 36" is required. All classroom sinks feature punching for a faucet on one side and a drinking bubbler on the other.
Acorn-Sinks® Features & Benefits:
- Ideal for classroom appplications
- Seamless, die-drawn construction of 18-gauge, type 304 stainless steel polished to a #4 satin finish
- Simple drop-in installation
- Sound deadening pads on the sink bottom for reduced noise
- Concealed U-channels with mounting hardware
- Vertical side walls feature a 1-3/4" internal radius for increased resistance to glass tipping and breakage
- Meticulous packaging that prevents shipping damage
- UPC, cUPC, and IPC compliant
CD-3120-80 features a 13-1/2"W (343 mm) side-to-side x 16" (406 mm) front-to-back x 8"D (203 mm) bowl with 1-3/4" (44 mm) radius corners. A 3-1/2" (89 mm) diameter drain is punched 8" (203 mm) from the back wall of the bowl. Overall dimensions are 31"W (787 mm) side-to-side x 19-1/2" (495 mm) front-to-back.
Downloads
Specifications
| Brand | Acorn-Sinks® |
| Application | Classroom |
| Material | Stainless Steel |
| Mounting | Drop-In (Counter), Drop-in |
| Minimum Cabinet Size | 36" |
| Accessibility | Not ADA |
| Compliance | ASME A112.19.3/CSA B45.4, UPC |
| Number of Bowls | Single |
| Bowl Depth | 8" |
| Drain Size | 3-1/2" |
| Bowl Dimensions | 22" (Side-to-Side) x 16" (Front-to-Back) |
| Gauge | 18 |
| Overall Dimensions | 31" (Side-to-Side) x 19-1/2" (Front-to-Back) |
| Cutout Dimensions | 30-3/8" (Side-to-Side) x 18-3/8" (Front-to-Back) with 1-1/2" corner radius |
Options
Accessories
Miscellaneous
Image | Model | Description | Downloads | |
|---|---|---|---|---|
![]() | Suffix -0 (Acorn-Sinks®) | Option: Acorn-Sinks® No Faucet Punching on Deck | ||
![]() | Suffix -1 (Acorn-Sinks® Classroom) | Option: Acorn-Sinks® Single Faucet Punching for Classroom Sink | ||
![]() | Suffix -2DL (Acorn-Sinks® Classroom) | Option: Acorn-Sinks® Single Faucet Punching (R) & Drinking Bubbler Punching (L) for Classroom Sink | ||
![]() | Suffix -2DR (Acorn-Sinks® Classroom) | Option: Acorn-Sinks® Single Faucet Punching (L) & Drinking Bubbler Punching (R) for Classroom Sink | ||
![]() | Suffix -4DL (Acorn-Sinks® Classroom) | Option: Acorn-Sinks® Three Faucet Punchings (R) & Drinking Bubbler Punching (L) for Classroom Sink | ||
![]() | Suffix -4DR (Acorn-Sinks® Classroom) | Option: Acorn-Sinks® Three Faucet Punchings (L) & Drinking Bubbler Punching (R) for Classroom Sink |
Models
Variations on this product specified by the faucet hole punching.
![]() | |
|---|---|
| Punching Details | 8" Bowl Depth (203 mm) |
| Blank, No Deck Punching | CD-3120-80-0 |
| Single Hole Centered | CD-3120-80-1 |
| Single Faucet Centered on Right Side, Drinking Bubbler Punching on Left Side | CD-3120-80-2DL |
| Single Faucet Centered on Left Side, Drinking Bubbler Punching on Right Side | CD-3120-80-2DR |
| Three Faucet Hole Punching 4" Center to Center on Right Side, Drinking Bubbler on Left Side | CD-3120-80-4DL |
| Three Faucet Hole Punching 4" Center to Center on Left Side, Drinking Bubbler on Right Side | CD-3120-80-4DR |
Details
Acorn-Sinks® Product Number System
This is how our Acorn-Sinks products are numbered. The graphic below is an example. It does not necessarily reflect the product above.

Cross-References
CD-3120 is a direct cross-reference to the following products



















