3-A
3-A Sanitary O-Rings (Dairy & Food Processing)
3-A Sanitary Standard O-Rings for dairy, food, and beverage processing: hygienic, cleanable elastomers per 3-A 18-03.
3-A Sanitary Standard O-Rings for dairy, food, and beverage processing: hygienic, cleanable elastomers per 3-A 18-03.