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3-A pumps

MDM PUMPS LTD specialises in tailor-made hygienic 3-A pumps using components machined from solid stainless steel 316L bar to give smooth, crevice-free internals, fitted with FDA-approved seals and hygienic connections. 

The pumps are built to last, and are widely sought after by the food, brewery, soft drinks, dairy and pharmaceutical industries.

The American 3-A Sanitary standards are intended to safeguard public health. They ensure that dairy, food and other microbially sensitive products are protected from contamination; that all product contact surfaces can be cleaned in place or easily dismantled for manual cleaning; and that all product contact surfaces can be easily inspected to confirm cleaning effectiveness.

The name 3-A arose from the original 3 Associations who joined forces to formulate uniform standards for fittings in the 1920s.


The main relevant standard is:

02-11 Centrifugal and positive rotary pumps for milk and milk products, 07/2012