ARO Pump Repair Kits | McMaster-Carr

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18 Products

Maintenance Kits for Air-Powered Transfer Pumps

Air-Motor Maintenance Kit

Fluid-Side Maintenance Kit

Replace worn or broken parts on your transfer pump. Match your pump’s manufacturer and model number to select the right kit.

For ARO Pumps

Fluid Side Repair Kit
For Pump Model No.	For Pump Diaphragm Material	For Intake/Discharge Pipe Size	Includes	Kit Number		Each
For Metal Pumps
650717-C	Fluoroelastomer Rubber	1	Check Valve Balls, Diaphragms, Seals	637137-63-C	00000000	0000000
650718-C	Fluoroelastomer Rubber	1 1/2	Check Valve Balls, Diaphragms, Seals	637138-63	00000000	00000000
6661X	Buna-N Rubber	1	Check Valve Balls, Diaphragms, Seals	637119-22-C	0000000	000000
6661X	PTFE Plastic	1	Check Valve Balls, Diaphragms, Seals	637119-44-C	0000000	000000
6661X	Santoprene Rubber	1	Check Valve Balls, Diaphragms, Seals	637119-EB-C	0000000	000000
6661X; 6662X	Buna-N Rubber	1 1/2, 2	Check Valve Balls, Diaphragms, Seals	637124-22	0000000	000000
6661X; 6662X	PTFE Plastic	1 1/2, 2	Check Valve Balls, Diaphragms, Seals	637124-44	0000000	00000000
6661X; 6662X	Polyurethane Rubber	1 1/2, 2	Check Valve Balls, Diaphragms, Seals	637124-89	0000000	000000
6661X; 6662X	Santoprene Rubber	1 1/2, 2	Check Valve Balls, Diaphragms, Seals	637124-EB	0000000	000000
For Plastic Pumps
66605	Neoprene Rubber	1/2	Check Valve Balls, Diaphragms, Seals	637140-11	0000000	000000
66605	Polyurethane Rubber	1/2	Check Valve Balls, Diaphragms, Seals	637140-88	0000000	000000
66605	Santoprene Rubber	1/2	Check Valve Balls, Diaphragms, Seals	637140-EB	0000000	000000
6661A	PTFE Plastic	1	Check Valve Balls, Diaphragms, Seals	637161-44-C	0000000	000000
6661A	Santoprene Rubber	1	Check Valve Balls, Diaphragms, Seals	637161-EB-C	0000000	000000
6661T; 6662A	Santoprene Rubber	1 1/2, 2	Check Valve Balls, Diaphragms, Seals	637165-EB	0000000	000000
Air Motor Repair Kit
For Metal Pumps
650717-C	Fluoroelastomer Rubber	1, 1 1/2, 2	Gaskets, O-Rings, Seals	637118-C	00000000	00000
670042	Fluoroelastomer Rubber	1/2	Gaskets, O-Rings, Seals	637428	00000000	000000
For Plastic Pumps
66605	Neoprene Rubber, Polyurethane Rubber, Santoprene Rubber	1/2	Gaskets, O-Rings, Seals	637141	0000000	000000