LINCOLN DOUBLE-DIAPHRAGM PUMPS 
Lincoln’s AODD Double-diaphragm Pumps are for heavy-duty vehicle service and industrial applications
System Description:
Originally developed for antifreeze/water mixtures, the pumps dispense other light fluids compatible with Buna-N, aluminum and/or polypropylene. The Air-Operated Double Diaphragm (AODD) Pumps feature dual inlets to mix and dispense two fluid products in a 50:50 ratio. Available in ½-inch and 1-inch sizes, the pumps can meet the volume needs of many specific applications.
The new pumps expand Lincoln AODD Pump line with the following:
- Dual inlets mix and dispense two fluid products in 50:50 ratio
- Lincoln Double-Diaphragm Pumps were originally developed for anti-freeze /water mixture but they will dispense other light fluids compatible with Buna-N, Aluminum and/or Polypropylene
- Two sizes (1/2″ & 1″) meet the volume needs of specific applications
- Available with Polypropylene or Aluminum pump body for shop, mobile
and heavy duty installations
New Dual Inlet AODD Pump Models
| Model Number | Pump Description |
Pump Body |
Wetted or Soft Parts |
Pump Inlet Outlet NPT |
Max. Free Delivery gpm |
Air Inlet NPT (f) |
Max. Rec. Inlet Air Pressure |
Max. Susp. Solids |
Application |
|---|---|---|---|---|---|---|---|---|---|
| 85636 | 1/2″ | Aluminum | Buna-N | 1/2″ / 1/2″ | 15 | 1/4″ | 125 psi | 1/8″ | AF/Water |
| 85637 | 1/2″ | Polyprop | Buna-N | 1/2″ / 1/2″ | 14 | 1/4″ | 100 psi | 1/8″ | AF/Water |
| 85638 | 1″ | Aluminum | Buna-N | 1″ / 1″ | 42 | 1/2″ | 125 psi | 1/4″ | AF/Water |
| 85639 | 1″ | Polyprop | Buna-N | 1″ ANSI* | 45 | 1/2″ | 100 psi | 1/4″ | AF/Water |
*85639 features ANSI flange connections and requires 3 each 275631 Adapter and 275632 Seal Kit for 1″ Pipe Thread InstallationClick edit button to change this text.