1、9 . MIL-C-52788B 9999906 1637130 544 = I INCH-POUND 1 NIL-C-52788B(ML) .- 15 December i992 SUPERSEDiNG 3 August 1979 i4 I L-C- 52788A (ME) MILITARY SPECIFICATION CONTAINER, REFRIGERATED: 8 FEET X 8 FEET X 20 FEET, INSULATED This specification is approved Por use within the USA Belvoir Research, Deve
2、lopment and Engineering Center, Department. of the Army, and .is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 ScoDe. This specification covers a 20 foot refrjgerated container equipped with a 9,000 Btu per hour electric-motor-driven refrigeration unit
3、powered by a self-contained 10 kW diesel-engine-driven tactical quiet generator set or zxternal power source. 2. APPLICABLE DOCUMENTS 2.1 Govwnment documents. 2.1.1 Suecifications and standards. The following specificat form a part of this document to the extent specified herein. Un specified, the i
4、ssues of these documents are those listed in the Department of Defense index of Specifications and Standards (DOD supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FEDER!. L P.-A- 1558 - Pa.int, Stencil. P-I)-680 - Pry Cleaning Solvent. PPP- B-601 - Boxes, Wood, Cleated, Plywoo
5、d. PPP-T-60 - Tape, Packaging, Waterproof. ons and standards ess otherwise issue 0.f .the SS) and Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use -in improving this document shouid be addressed to: USA bel voir Research Deve1 opment , and Engi n
6、eeri ng Center , ATN : Fort Belvoir, VA 22060-5606 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this docuinent or by letter. _i SATBE-TSE , AMSC N/A FSC 8115 DISTRIBUTION STATEMENT A. Approved for public release, distribution ,is unlimited. Licens
7、ed by Information Handling ServicesflIL-C-5278BB = 9999906 Lb37l13L 480 = MIL-C-52788B( ME) MILITARY M!L-P-! 16 MI I -e- 2 1 MI L-P-514 MIL-T-704 MTL-G-10924 MIL-L-31260 MIL-G-28554 - Preservation, , Methods of. - Barrier Material, Greaseproofed, Waterproofed, Flexible. - Plate, Identification, Inst
8、ruction and Marking, Blank. - Treatment and Painting of Materiel. - Grease, Automotive and Artillery. - Lubricating Oil, Internal Combustion Engine, Preservative and Break-In. - Generator Set, Mobile Electric Power and Supplemental Equipment; Packaging of. Containers. Resistant. Chemical Agent Resis
9、tant. Fielded Motor Vehicles and Trailers). MIL-R-43891 - Refrigeration Unit, Electric for Insulated Military Van MJ L.-C-46168 MIL-C-53039 - Coaing, Aliphatic Polyurethane, Single Component, MIL-C-62218 - Coating, Aliphatic Polyurethane, Chemical Agent - Corrosi on Prevent i ve Compounds , Col d-Ap
10、pl i cat i on (for STANDARDS FEDERAL FED-STD-595 - Colors Used in Government Procurement. MIL ITARY MI I-STD- 105 MIL-STD-129 M I I- STD-8 1 O NIL-STD-889 MIL-STD-1366 MIL-STD-1472 MIL-STD-1474 MIL-STD-1791 - Sampling Procedures and Tables for Inspection by Attributes. - Marking for Shipment and Sto
11、rage. - Environmental Test Methods and Engineering Guidelines. - Dissimilar metals. - Material Transportation System, Dimensional and Weight - Human Engineering Design Criteria for Military Systems, - Noise Limits for Military Materiel. - Designing for Internal Aerial Delivery in Fixed Wing Constrai
12、nts, Definition of. Equipment and Facil i ties. Aircraft . (Uriless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094,) forn: a part of
13、 this document to the extent specified herein. specified, the issues are those cited in the solicitation. 2.1.2 Other Government documents. The following other Government documents Unless otherwise 2 Licensed by Information Handling ServicesR- MIL-C-52788B b 3637332 317 MIL-C-52788B(ME) DEPARTMENT O
14、F TRANSPORTATION (DOT) Code of Federal Regul at ions 49 CFR - Transportation, Parts 450 and 451. OSHA 29 CFR 1910 - Occupational Safety and Health Administration Standards. (Application for copies should be addressed to the Department of Transportation, Superintendent of Documents, Government Printi
15、ng Office, Washington, DC 20402.) 2.2 Non-Government Dublications. The following document(s) form a part of this document to the extent specified herein. of the documents which are DoD adopted are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issu
16、es of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). Unless otherwise specified, the issues AMERICAN NATIONAL STANDARDS INSTITUTE, INC. (ANSI) INTERNATIONAL STANDARDS ORGANIZATION IS0 668 - Series 1 Freight Containers - Classification External
17、 Dimensions and Ratings. IS0 830 - Terminology Relating to Freight Containers. IS0 1161 - Specification of Corner Fittings for Series 1 Freight Containers. IS0 1496/2 - Series 1 Freight Containers - Specification and Testing - Part 2: Thermal Containers. IS0 6346 - Freight Containers - Coding, Ident
18、ification and Marking. (Application for copies should be addressed to the American National Standards SOCIETY OF AUTOMOTIVE ENGINEERS (SAE) Institute, Inc., 1430 Broadway, New York, NY 10018). 5514 - Hydraulic Tube Fittings. (Application for copies should be addressed to the Society of Automotive AM
19、ERICAN WELDING SOCIETY, INC. (AWS) Engineers, 400 Commonwealth Drive, Warrendale, PA 15096.) D1.l - Structural Welding Code - Steel. D1.2 - Structural Welding Code - Aluminum. (Application for copies should be addressed to the American Welding Society, AMERICAN SOCIETY FOR TESTING AND MATERIALS (AST
20、M) Inc., 2501 NW Seventh Street, Miami, FL 33125.) D 1229 - Rubber Property - Compression Set at Low Temperatures. (Application for copies should be addressed to the American Society of Testing 3 and Materi al s, 1916 Race Street, Phi 1 adel phia, PA 19103 .) Licensed by Information Handling Service
21、s*if MIL-C-527B 9999906 Lb33L33 253 MIL-C-52788B(ME) AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEERS (ASHRAE) 15 - Safety Code for Mechanical Refrigeration. (Application for copies should be addressed to the American Society of Heating, Refrigerating and Air-conditioning En
22、gineers, 1791 Tullie Circle, NE, Atlanta, GA 30329. ) AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) Boiler and Pressure Vessel Code, Section IX, Qualification Standard for Welding and Brazing Procedures, Welders, Brazers, and Welding and Brazing Operators. (Application for copies should be address
23、ed to the American Society of (Non-Government standards and other publications are normally available from the Mechanical Engineers, 345 East 47th Street, New York, NY 10017.) organizations that prepare or distribute the documents. be available in or through libraries or other informational services
24、.) These documents also may 2.3 Order of Precedence. In the event of a conflict between the text of this document and the references cited herein, (except for re1 ated associated detai 1 specifications, specification sheets or MS standards), the text of this document takes precedence. Nothing in thi
25、s document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Description. The container shall be of permanent construction suitable for repeated use for the transportation and storage of cargo requiring control led temperatures. e
26、quipped with a contractor furnished refrigeration unit conforming to MIL-R-43891 and a Government-furnished 10 kW diesel engine tactical quiet generator set. The refrigeration unit shall meet all requirements of MIL-R-4389i prior to acceptance and installation of the unit on the container for system
27、 tests. In addition the refrigeration unit shall be adjustable thru a range of not less than -10 to t50 OF. responsibility of meeting the applicable refrigeration unit portion requirements of this specification. Unless otherwise specified (see 6.2) , the container shai be Meeting the requirements of
28、 MIL-R-43891 does not negate the contractors 3.1.1 Terms and definitions. The terms used in this specification shall be as defined in IS0 830. 3.1.2 Weiqht. ratinqs. and dimensions. The weight of the contdiner with restraint system and without the refrigeration unit and engine tdct cal quiet generat
29、or set shall not exceed 6500 pounds. The gross weight rating for each container shall be 20 long tons or 44,800 pounds. Dimensions, tolerances, and diagonal differences of the container shall meet the requirements for 20-foot nominal length containers as specified in IS0 668, except as specified in
30、table I. All inside dimensions shall be the maximum attainable, consistent with design and material, but shall not be less than those specified in table I. 4 Licensed by Information Handling ServicesMIL-C-52788B m 9999906 Lb37L3Y L9T m MIL-C-52788B(ME) 3.1.2.1 Tare weiqht. The tare weight to be mark
31、ed on the container (see 3.8) 0 shall be the average weight of the first ten production containers plus the weight of a 9,000 Btu per hour refrigeration unit plus the weight of a 10 kW diesel engine tactical quiet generator set. The remaining production containers shall be within f35 pounds of the s
32、tamped weight. TABLE I. Dimensions. Inside width, minimum 87 inches Inside length, minimum 191 inches Inside height, minimum 83 inches 3.2 First article. Unless otherwise specified (see 6.2), a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. 3.3 Materials. Mat
33、erials shall be as specified herein. 3.3.1 Material deterioration wevention and control. The container shall be fabricated from compatible materials, inherently corrosion resistant or treated to provide protection against the various forms of corrosion and deterioration that may be encountered in an
34、y of the applicable operating and storage environments to which the container may be exposed. 3.3.2 Dissimilar metals. Dissimilar metals shall not be used in intimate contact with each other unless protected against galvanic corrosion. metals and methods of protection are defined and detailed in MIL
35、-STD-889. 3.3.3 Identification of materials and finishes. The contractor shall identify the specific material, material finish or treatment for use with component and subcomponent, and shall make information available upon request to the contracting officer or designated representative. unless deeme
36、d absolutely necessary (see 6.8 and 6.8.1). Dissimilar 3.3.4 Cadmium plated fasteners. Cadmium plated fasteners shall not be used 3.3.5 Rubber materials. All rubber components shall not be more than 12 months old on date of acceptance by the Government. 3.3.6 Recovered materials. For the purpose of
37、this requirement, recovered materials are those materials which have been collected from solid waste and reprocessed to become a source of raw materials, as distinguished from virgin raw materials. The components, pieces and parts incorporated in the container may be newly fabricated from recovered
38、materials to the maximum extent practicable, provided the container produced meets all other requirements of this specification. Used, rebuilt or remanufactured components, pieces and parts shall not be incorporated in the container. 3.4 Desiqn. The container shall be insulated to conform to the req
39、uirements of 3.11.10 and 3.11.11 and shall be equipped with a 9,000 Btu per hour refrigeration unit in accordance with MIL-R-43891. When specified (see 6.2), the refrigeration unit shall be Government-furnished property. The refrigeration unit and 10 kW diesel engine driven tactical quiet generator
40、set shall be mounted at the non-door end of the container. The insulated end wall for mounting the refrigeration unit 5 Licensed by Information Handling ServicesMIL-C-52788B = 9999906 Lb37135 02b shall be located a distance of 35 inches measured from the outside face of the corner fitting. Both side
41、s, top, bottom, and the extreme front of the container near the refrigeration unit shall be open to allow maximum air circulation. Gussets may be installed on the front part of the container frame. Provisions shall be made in the insulated wall of the container for mounting a refrigeration unit. The
42、 container frame shall not restrict installation and removal of the refrigeration unit and tactical quiet generator set. When specified (see 6.2), a 1/2 inch exterior grade plywood cover-plate shall be mounted over the refrigeration unit opening. Provisions shall be made at the base of the frame to
43、mount and secure the 10 kW skid-mounted tactical quiet generator set. used, they shall be captive. The refrigeration unit and tactical quiet generator set shall be secured to withstand the loads imposed during testing and usage of the refrigerated container. Provisions shall be made to prevent forwa
44、rd, backward, and vertical movement, adjacent to the insulated wall, of the tactical quiet generator set. If nuts are 3.4.1 Construction. Containers shall be constructed so as to be free of any recesses and voids in which contraband can be concealed or where moisture, dirt and food particles can acc
45、umulate. No part of the container shall protrude beyond the outside surfaces of the corner fittings. The yield point of materials shall not be exceeded when the container is tested as specified in 4.5.2. Wood on the interior and exterior surface of the container shall not be acceptable. The insulati
46、on shall be applied in such a manner as to be closed cell , uniform consistency and free of voids. The void space in any panel shall be less than 2.5 percent (see 4.5.2.2.18). Exterior sheeting material shall be corrosion resistant. 3.4.1.1 Side walls and front wall. The exterior side walls and fron
47、t wall may be of the interior or exterior post type, corrugated, or of smooth skin construction. On all types of construction, lap splices are permitted on metal skin. Provisions shall be made for air flow in the vertical direction at the inside walls. Vertical ribs shall have a maximum spacing of 1
48、6 inches. 3.4.1.2 Restraint system. Each container shall be provided with an internal cargo restraint system. The restraint system shall consist of a total of ten horizontal rails and twenty shoring beams. Five horizontal rails shall be attached to each interior side wall of the container and shall
49、extend the entire interior length of the container. The horizontal rails shall be located so that the top surfaces of the shoring beams, when installed to the side rails, shall be 10, 20, 30, 40, 50 and 20 percent side slope on each side. The fuel line fitting shall be a male type, dash 5 size hose fitting, 1/2-20 UNF conforming to SAE 5514. A captively retained cap for the fuel line fitting shall also be provided. The auxiliary fuel tank shall be bolted to the container frame to facilitate easy removal. Provisions shall be made for storage of the excess length of ge
