
™
SaniForce
High Sanitation Air-Operated Double Diaphragm Pumps
Easy to clean, quick knockdown design
• Fluid contact areas are FDA-Compliant and meet CFR Title 21
3A Certified pump options to meet the sanitation requirements of the milk and dairy industry
• 
• Featuring Graco’s durable, lube-free, non-sticking air valve
• Available in ball and flapper designs, with 1.5 inch, 2 inch, 3 inch and 4 inch tri-clamp connections

Technical Specifications and Ordering Information
3150 Technical Specifications
Maximum fluid working pressure ............................. 120 psi (8.4 bar, 0.84 MPa)
Maximum free flow delivery* ............................................... 150 gpm (568 lpm)
Maximum suction lift - ball ..............................18 ft (5.5 m) wet, 9 ft (2.7 m) dry
Maximum suction lift - flapper .........................10 ft (3.0 m) wet, 5 ft (1.5 m) dry
Maximum size of pumpable solids 
  Ball .......................................................................................1 in (25.4 mm) 
  Flapper ...............................................................................2.5 in (63.5 mm)
Maximum diaphragm operating temperature
  Santoprene ...........................................................................180ºF (82.2ºC)
  Buna-N .................................................................................180ºF (82.2ºC)
  PTFE ...................................................................................220ºF (104.4ºC)
  Fluoroelastomer .....................................................................250ºF (121ºC)
  EPDM .....................................................................................275ºF (135ºC)
Typical sound level at 70 psi air (4.9 bar) air @ 50 cpm ......................... 85 dBa
Air pressure operating range ....................................................... 20 to 120 psi 
                                   (1.4 to 8.4 bar, 0.14 to 0.84 MPa)
Air inlet size ...................................................................................... 1/2 npt(f)
Fluid inlet & outlet size 
Weight ................................................................................... 145 lb (65.7 kg)
Instruction manual .............................................................................. 310622
*  Flow rates are with muffler and do not vary based on diaphragm material. Displacement 
per cycle may vary based on suction condition, discharge head, air pressure and fluid type.
(determined by part number)............ Tri-clamp connections
3150 High Sanitation Pumps
3A Pump with Leak Detector
   Inlet/   
Part No. Type  Outlet Size  Diaphragm  Ball
SA1AAA 3A Approved 1.5 in x 1.5 in Overmolded EPDM  PTFE 
SA2AAA 3A Approved 2 in x 2 in  Overmolded EPDM  PTFE 
SA3AAA 3A Approved 3 in x 3 in  Overmolded EPDM  PTFE 
SA4AAA 3A Approved 4 in x 4 in  Overmolded EPDM  PTFE 
SA5AAA 3A Approved 3 in x 2 in  Overmolded EPDM  PTFE
Sanitary Ball Pump 
   Inlet/   
Part No. Type  Outlet Size  Diaphragm  Ball
SA13A1 Ball  1.5 in x 1.5 in Overmolded PTFE/EPDM PTFE 
SA23A1 Ball  2 in x 2 in  Overmolded PTFE/EPDM PTFE 
SA33A1 Ball  3 in x 3 in  Overmolded PTFE/EPDM PTFE 
SA43A1 Ball  4 in x 4 in  Overmolded PTFE/EPDM PTFE 
SA53A1 Ball  3 in x 2 in  Overmolded PTFE/EPDM PTFE 
SA3361 Ball  3 in x 3 in  Overmolded PTFE/EPDM Santoprene 
SA3AA1 Ball  3 in x 3 in  Overmolded EPDM  PTFE 
SB3AA1 Ball  3 in x 3 in  Overmolded EPDM  PTFE 
SB2661 Ball  2 in x 2 in  Santoprene  Santoprene 
SB3661 Ball  3 in x 3 in  Santoprene  Santoprene 
SB2771 Ball  2 in x 2 in  Buna-N  Buna-N 
SB3771 Ball  3 in x 3 in  Buna-N  Buna-N 
SB2881 Ball  2 in x 2 in  Fluoroelastomer  Fluoroelastomer 
SB3881 Ball  3 in x 3 in  Fluoroelastomer  Fluoroelastomer
Sanitary Flapper Pump 
  Inlet/  
Part No. Type  Outlet Size  Diaphragm
SF3AF1  Flapper  3 in x 3 in  Overmolded EPDM 
SF4AF1  Flapper  4 in x 4 in  Overmolded EPDM 
SF36F1  Flapper  3 in x 3 in  Santoprene 
SF46F1  Flapper  4 in x 4 in  Santoprene 
SF37F1  Flapper  3 in x 3 in  Buna-N 
SF47F1  Flapper  4 in x 4 in  Buna-N 
SF38F1  Flapper  3 in x 3 in  Fluoroelastomer 
SF48F1  Flapper  4 in x 4 in  Fluoroelastomer
3150 Pump Accessories
16E975 Conversion kit: Ball to flapper, includes four flapper assemblies 
15H461 Conversion kit 3A: Flapper to ball, includes four housing retainers;  
  balls need to be ordered separately 
15E285 Conversion kit: Flapper to ball, includes four housing retainers; 
  balls need to be ordered separately 
112361 Santoprene ball (order quantity four) 
15B492 Buna-N ball (order quantity four) 
112359 PTFE ball (order quantity four) 
15B491 Fluoroelastomer ball (order quantity four) 
253225 Santoprene diaphragm kit 
253223 Buna-N diaphragm kit 
253222 Fluoroelastomer diaphragm kit 
253224 Overmolded EPDM diaphragm kit 
15D990 Leak detector kit
1590 Technical Specifications
Maximum fluid working pressure ............................ 120 psi (8.4 bar, 0.84 MPa)
Maximum free-flow delivery ................................................ 90 gpm ( 340 lpm)
Maximum suction lift ................................ 28 ft (8.5 m) wet, 15 ft (4.57 m) dry
Maximum size pumpable solids .............................................. 5/8 in (15.9 mm)
Air pressure operating range ...................... 20-120 psi (14-8 bar, 014-08 MPa)
Maximum air consumption ................................................................ 125 scfm
Air consumption at 70 psi air inlet pressure/60 gpm ..............................50 scfm
Maximum pump speed ...................................................................... 200 cpm
* Gallons (liters) per cycle ................................................................. 0.5 (1.96)
**Maximum noise level at 100 psi, full flow ........................................... 90 dBa
**Sound power level .......................................................................... 103 dBa
**Noise level at 70 psi and 50 cpm....................................................... 85 dBa
Maximum fluid operating temperature is based on the following maximum diaphragm, 
ball, and seat temperature ratings. 
PTFE .................................................................................... 220°F (104.4°C)
Santoprene ............................................................................ 180°F (82.2°C)
3A Approved EPDM ................................................................. 275°F (135°C)
Air inlet size .................................................................................. 0.5 in npt(f)
Weight .........................................................................................97 lb (44 kg)
Instruction manual .............................................................................. 310622
*  Displacement per cycle may vary based on suction condition, discharge head, 
air pressure and fluid type
** Noise levels measured with the pump mounted on the stand. Sound power measured 
per ISO Standard 9614-1
1590 High Sanitation Pumps
Part Number  Type  Inlet/Outlet  Ball  Diaphragm
SABAAA  3A Approved 2 in x 2 in  PTFE  Overmolded EPDM 
SBBAAA  Ball  2 in x 2 in  PTFE  Overmolded EPDM 
SBBA11  Ball  2 in x 2 in  PTFE  PTFE 
SABA13  Ball  2 in x 2 in  PTFE  Overmolded PTFE 
SBBA13  Ball  2 in x 2 in  PTFE  Overmolded PTFE 
SBBA22  Ball  2 in x 2 in  Santoprene  Santoprene
1590 Kits and Accessories   
255122 Air valve repair kit 3A   
255058 Overmolded EPDM diaphragm kit   
255059 Santoprene diaphragm kit  
255060 PTFE diaphragm kit   
15D990 Leak detector 
112421 Santoprene ball (quantity one) 
112419 PTFE ball (quantity one) 
All written and visual data contained in this document are based on the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice.
Call today for product information or to request a demonstration. 
877.84GRACO (1-877-844-7226) or visit us at www.gracosaniforce.com
©2011 Graco Inc. Form No. 338499 Rev. F 08/13 Printed in the U.S.A. 
All other brand names or marks are used for identification purposes and are trademarks of their respective owners.