All product contact areas of speciality equipment shall be constructed of stainless steel or of material approved in the 3-A Sanitary Standards for Plastic and Rubber and Rubber-Like Material, and constructed following 3-A Sanitary Standards principles.
source: 23 FR 9410, Dec. 5, 1958, unless otherwise noted. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981.
cite as: 7 CFR 58.428