Maintenance: Diaphragms

Step 1: Measure your diaphragm.

The "A" dimension is the Outside diameter (OD), the "B" dimension is the height and the "C" dimension is the inside diameter (ID).

How to select a diaphragm for your pump

Diaphragm replacement part for diaphragm pumps

Step 2: Choose your Size, Material and Part#

Santoprene Diaphragm Material - Most Larger Diaphragm Pump Makes

Part # A B C
15447-00 13" 1-3/4" 4 7/8"
16369-00 14 3/4" 2-1/2" 5 1/2"

Neoprene Diaphragm Material - Most Larger Diaphragm Pump Makes

Part # A B C
60446-00 10-1/2" 1-1/2" 2-3/4"
46897-00 11-1/4"



15447-00 13" 1-3/4" 4-7/8"
16369-00 14-3/4" 2-1/2" 5-1/2"

Neoprene Diaphragm Material - Most Smaller Diaphragm Pump Makes
Part # A B C
60440-00 5" 1-1/2" 0.5"
60441-00 5.5" 1-1/2" 0.5"
60442-00 6" 1-1/2"


60443-00 6.5" 1-1/2" 0.5"
60444-00 7" 1-1/2" 0.5"





Step 3: Get Your Replacement Diaphragms

Call 1-888-829-2783 or Complete the Request for Quote Form

Spare Diaphragms for Any Pump Make.

Wastecorp's replacement diaphragms are available for almost any make or model of diaphragm pump including Mud Sucker pumps. Our diaphragms are offered in two styles: rubber / fabric reinforced or thermoplastic (TPE). Rubber diaphragms are designed for municipal slurry, general industrial applications food processing, marine and campground waste, construction and more.

TPE diaphragms are designed for oil field, oil sludge, biodiesel applications, construction and more abrasive materials. Wastecorp diaphragms offer a combination of performance and economic benefits. These products have superb flex fatigue resistance, abrasion resistance and temperature resistance. Increased flex life results in less downtime, lower maintenance costs lower replacement costs for the pump user.

Replacement diaphragms may fit Wilden, Mud Sucker, Marlow Mud Hog, Mud Hog 302, Wastecorp, AMT, ABS Diaphragm Pumps, Multiquip, Bosworth, Edson, Graco, Sandpiper, Husky, Keco, Tsurumi, Warren Rupp, CH&E, Homelite and other diaphragm pump makes. Select a rubber or TPE style replacement diaphragm for your diaphragm pump