A-A-52199
2.2 CID based part identification number (PIN). A document based PIN to identify types and classes are included in section 7. This identification numbering procedure is for Government purposes and does not constitute a requirement for the contractor.
3. SALIENT CHARACTERISTICS
3.1 Molding compound. The molding compound used in the manufacture of the trays shall be either polycarbonate virgin resin (Class 1) meeting FDA regulation 21 CFR 177.1580; or melamine-formaldehyde (class 2) conforming to type 3 of ASTM D 704, except that the electrical property requirements of that method shall not apply. All materials used in the construction of the trays shall conform to NSF International Standard No. 51 or the applicable requirement of the Federal Food, Drug, and Cosmetic Act for contact with food. Unless otherwise specified, the contractor shall furnish a certificate of compliance to the contracting officer showing that the molding material complies with NSF or FDA requirements.
3.2 Design. Type I trays shall be made in accordance with figure 1. Type II shall be made in accordance with figure 2, and Type III trays shall be made in accordance with figure 3. The trays shall have stacking lugs molded integral with the tray to provide for fast drying and prevent binding.
3.3 Finish. All surfaces of the tray shall have a uniform luster throughout produced by molding and not by the application of a protective coating of lacquer, varnish or other adulterant.
3.4 Marking for identification. Each tray shall be permanently and distinctly marked with the manufacturer’s name, trade name or trademark of such known character as to be easily identified with the manufacturer, and the year of manufacture. Markings shall be placed on the outside bottom of the tray in the center of the large compartment.
3.5 Resistance to boiling detergent. The trays shall show no cracks, chalking, warpage, appreciable fading or change of color, or any other defects impairing their serviceability or appearance when sanitized in boiling detergent. Testing shall be as specified in 5.6.3.1
3.6 Rim warpage of trays. The trays when tested for rim warpage as specified in 5.6.3.2, shall exhibit a rim warpage of 0.090 inch for less.
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