ARO Diaphragm and Piston Pumps
ARO Diaphragm and Piston Pumps
ARO Diaphragm and Piston Pumps
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Specialty <strong>Pumps</strong> 2:1 Ratio <strong>Piston</strong> Models<br />
Pro-Series <strong>Pumps</strong><br />
2:1 Ratio <strong>Piston</strong> Pump Performance Specifications<br />
Ratio: 2:1<br />
Maximum Flow: 4.3-g.p.m. (16.3-g.p.m.)<br />
Flow @ 60-Cycles/min.: 2.15-g.p.m. (8.14-l.p.m.)<br />
Maximum Rec’d Cycles: 120 per minute<br />
Displacement per Cycle: 8.3-In 3 (136-cm 3 )<br />
Air Inlet: (Female) 1/4 - 18 N.P.T.F. - 1<br />
Fluid Inlet:<br />
1-1/2 - 11-1/2 N.P.T.F. - 1 (NM2202A-X)<br />
1-1/4 - 11-1/2 N.P.T.F. - 1 (NM2202B-X)<br />
Fluid Outlet: 3/4 - 14 N.P.T.F. - 1<br />
Max. operating pressure: 150-psi (10.3-bar)<br />
Fluid Pressure Range: 0-351-psi (0-24.2-bar)<br />
Weight: lbs (kg)<br />
NM2202A-11-X31 17.5 (7.9)<br />
NM2202A-41-X31 19.6 (8.9)<br />
NM2202B-11-X31 17.2 (7.8)<br />
NM2202B-41-X31 22.5 (10.2)<br />
Materials of Construction: Carbon Steel<br />
Stainless Steel<br />
Ordering Menu<br />
NM2202X - X 1 - X 3 1<br />
A<br />
B<br />
Model<br />
Series<br />
Carbon Steel<br />
Stainless Steel<br />
Container<br />
Type<br />
1 Universal (Stub)<br />
4 55-Gallon Drum<br />
Packing<br />
Material<br />
7 PTFE (Teflon) upper<br />
<strong>and</strong> lower<br />
B UHMW-PE upper/<br />
PTFE (Teflon) lower<br />
C UHMW-PE upper <strong>and</strong><br />
lower<br />
J Polyurethane upper/<br />
UHMW-PE lower<br />
Spring<br />
Arrangement<br />
3 No Spring<br />
Plunger<br />
Type<br />
1 St<strong>and</strong>ard<br />
Carbon Steel on<br />
NM2202A-X models<br />
Stainless Steel on<br />
NM2202B-X models<br />
Accessories<br />
Air Line Connection Kit* | Kit No. 66073-1<br />
Kit includes Piggyback Filter/Regulator with gauge, pipe nipple <strong>and</strong> a 5-foot section of air hose.<br />
Service Repair Kits | Kit No. 637377 (air section)<br />
Kit No. 637378-X31 (NM2202A-X fluid section)<br />
Kit No. 637379-X31 (NM2202B-X fluid section)<br />
Wall Mount | 61113<br />
For use with stub style pumps. Siphon tube then used to connect pump to fluid supply.<br />
*Please note pumps are not included with these kits.<br />
Wall Mount<br />
61113<br />
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