1、NIL-PRF-62272C 9999906 2028370 425 I , INCH-POUND 1 22 Januw 1997 SUPERSEDING 20 November 1987 MIL-PRF-62272C(AT) MIL-S-62272B(AT) PERFORMANCE SPECIFICATION SEMITRAILER, TACTICAL, DUAL PURPOSE BREAKBULWCONTAINER TRANSPORTER., 22-1/2 TON, M871A.2 This specification is approved for use by the U.S. Arm
2、y Tank-automotive and Armaments Command, Department of the Army, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers a commercially designed 22-1/2 ton platform, tandem axle, dual purpose (breakbulldcontainer) semitrail
3、er, M871 A2, for use in ammunition transport, breakbulk,.and 20 feet (fi) and smaller containers while being towed by a tractor. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 ofthis specification. This section does not include documents i
4、n other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirement documents cited in sections 3 and 4 of this specificat
5、ion, whether or not they are listed. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: U.S. Army Tank-automotive and Armaments Command, ATTN: AMSTA-TR-EBLUE, Warren, MI 48397-5000, by using the St
6、andardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document, or by letter. AMSC NIA FSC 2330 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling Services2.2 Government documents. 2.2.1 Specifications,
7、 standards. and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (D
8、oDISS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS DEPARTMENT OF DEFENSE MIL-C-46168 MIL-C-53039 - Coating, Aliphatic Polyurethane, Chemical Agent - Coating, Aliphatic Polyurethane, Single Component, Resistant. Chemical Agent Resistant. STANDARDS FEDERAL A- A- 5 027 1
9、 A-A-5 2483 - Plate, Identification. - Plate, Identification: Emergency. DEPARTMENT OF DEFENSE MS52125 MS7502 1 - Composite Light-Tail, Stop, Turn and Marker. - Connector, Receptacle, Electrical- 12 Contact, Intervehicular, 28-VoIt, Waterproof (Unless otherwise indicated, copies of the above specifi
10、cations, standards, and handbooks are available from the Standardization Document Order Desk, 700 Robbins Avenue, Buiiding 4D, Philadelphia, PA 191 11-5094.) 2.2.2 Other Government documents, drawinas, and publications. The following other Government documents, drawings, and publications form a part
11、 of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. 2 Licensed by Information Handling Services_ - flIL-PRF-62272C 9Ob 2028372 2T8 DRAWINGS DEPARTMENT OF DEFENSE 7388820 - Wheel Assembly. 74 17585 773 1428 7979195 - Tarpaulin.
12、 8750159 12255591 - Ground Board Assembly, Jack. - Cover Assembly, Receptacle. - Truck, Tractor, 5 Ton, 6x6, M93 1Al. - Bow Assembly, Tarpaulin Support. (Copies of these drawings are available from the U.S. Army Tank-automotive and Armaments Command, AMSTA-TR-EBLUE, Warren, MI 48397-5000.) NUCLEAR R
13、EGULATORY COMMISSION (NRC) Code of Federal Regulations (CFR) - Title 10, Parts 30 and 40. (Copies of the Code of Federal Regulations (CFR) are available fiom the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.) DEPARTMENT OF TRANSPORTATION (DOT) Code of Federal Re
14、gulations (CFR) - Title 49, Part 53. (Copies of the Code of Federal Regulations (CFR) are available from the Superintendent of Documents, U. S. Government Printing Office, Washington, DC 20402.) 2.3 Non-Government publications. The following documents form a part of this document to the extent speci
15、fied herein. Unless otherwise specified, the issues of the documents which are DoD adopted are those listed in the issue of the DoDISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DoDISS are the issues of the documents cited in the solicitation (se
16、e 6.2). ASSOCIATION OF AMERICAN RAILROADS (AAR) M93 1 M943 - Highway Trailers, All Types, for TOFC Service. - Container Chassis for TOFC Service. (Copies of AAR publications may be obtained from the Association of American Railroads, 50 F. Street, N.W., Washington, DC 20001.) 3 Licensed by Informati
17、on Handling ServicesAMERICAN NATIONAL STANDARDS INSTITUTE (ANSI) ANSUASQC 2 1.4 - Sampling Procedures and Tables for Inspections by Attributes OD Adopted). (Copies of ANSI documents are available from the American National Standards Institute, 11 W. 42nd Street, New York, NY 10036.) AMERICAN SOCIETY
18、 FOR TESTING AND MATERIALS (ASTM) ASTM D522 - Standard Test Methods for Mandrel Bend Test of Attached Organic Coatings OD Adopted). (Copies of ASTM documents are available from the American Society for Testing and Materials, 1 O0 Barr Harbor Drive, West Conshohocken, PA 19428-2959.) GENERAL MOTORS C
19、ORPORATION GM 9540P - General Motors Accelerated Corrosion Test. (Copies of GM 9540P are available from Global Engineering, 15 Inverness Way, Englewood, CO 801 12.) SOCIETY OF AUTOMOTIVE ENGINEERS, INC. (SAE) J534 J560 5700 5702 J1292 - Lubrication Fittings (DoD Adopted). - Seven-Conductor Electrica
20、l Connector for Truck-Trailer - Upper Coupler Kingpin - Commercial Trailers and - Brake and Electrical Connection Locations - Truck- - Automobile, Truck, Truck-Tractor, Trailer, and Motor Jumper Cable OD Adopted). Semitrailers OD Adopted). Tractor and Truck-Trailer OD Adopted). Coach Wiring OD Adopt
21、ed). (Application for copies of SAE publications may be obtained ffom the Society of Automotive Engineers, Inc., 400 Commonwealth Drive, Warrendale, PA 15096.) TIRE AND RIM ASSOCIATION, INC. Tire and Rim Association Yearbook. 4 Licensed by Information Handling Services(Application for copies should
22、be addressed to the Tire and Rim Association, Inc., 175 Montrose West Ave., Suite 150, Copley, OH 44321.) up to 55 (88) up to 20 (32) up to 20 (32) up to 20 (32) up to 10 (16) up to 10 (16) up to 10 (16) 2.4 Order of Precedence. In the event of a conflict between the text of this document and the re
23、ferences cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. empty loaded $/ loaded z/ empty loaded $1 loaded51 empty 3. REQUIREMENTS 3.1 First article. When specified (
24、see 6.2), a sample shall be subjected to first article inspection in accordance with 4.2. 3.2 Life cycle operations. The durability and maintainability requirements shall be demonstrated over the life cycle operations of the semitrailer when operated for a total of 12 O00 miles (mi.) 19 300 kilomete
25、rs (km) per vehicle in accordance with the operational profile in table I, the payload requirement of 3.2.1, and the environmental conditions of 3.2.2 (see 4.5.1). TABLEI. Opera Course Highway 31 Secondary road 21 Off-road 31 mal profile, 1 Distance 1400 (2255) 1400 (2255) 200 (320) 3300 (53 10) 330
26、0 (5310) 600 (966) 800 (1288) 800 (1288) 200 (320) - 1/ The side slope for all courses shall be not more than 20 percent (%). - 2/ mph (W) = miles per hour (kilometers per hour). 3/ Definitions and examples of above courses are specified in 6.3. i/ The payload shall consist of two 10-foot (fi) 3.1 m
27、eter (m) or one 20-fi (6.1 m) container with its center of gravity approximately 48 inches (in.) 122 centimeters (crn) and with a total load of 44 800 pounds (lb) 20 300 kilograms (kg). 45 O00 lb (20 400 kg). - 51 The payload shall consist of breakbulk cargo evenly distributed total load of 5 Licens
28、ed by Information Handling Services MIL-PRF-62272C 9999906 2028375 TO7 9 hgui . MIL-PRF-62272C( AT) Weight 3 2.1 Pavloads. The semitrailer shall be capable of transporting 45 O00 lb (20 400 kg) of breakbulk cargo uniformly distributed over the deck and any combination of containers and shelters as l
29、isted in table II, without permanent deformation of the frame while operating at the speeds and terrain profile as specified in table I. The 204 ( 6.1 m) container, with loadings as specified in table II, shall be located on the semitrailer (see 4.5.1). 1 ft (m) lb b) 20 (610) 44800 (20300) 2 or 1 3
30、 4 10 (305) 6-2/3 (203) 5 (107) total 44 800 (20 300) each 22 400 (10 200) total 44 800 (20 300) each 14 933 (6700) total 44 800 (20 300) each 11 200 (5100) 3.2.2 Environmental. The semitrailer shall be capable of operating in ambient temperatures ranging from minus (-) 40 degrees Fahrenheit (“F) -3
31、2 degrees Celsius (“C) at 1200 fi in altitude to plus (+) 125F (52C) at -500 ft in altitude. The semitrailer shall also be capable of being stored in temperatures up to 160F (71C) (see 4.6). 3.2.3 Durability. The semitrailer shall demonstrate a 0.75 probability with 0.5 confidence of completing 12 O
32、00 mi. (19 300 km) without replacement or overhaul of the major components and subassemblies; that is frame, body, platform, suspension assembly including axles and wheels less tires, landing gear, major brake system components less brake shoes, and common hardware (see 4.5.1). 3.2.4 Maintainability
33、. Total maintenance time, total scheduled and unscheduled maintenance excluding driver and crew checks and services, shall be no more than 30 manhours during 12 O00 mi. (19 300 km). This equates to a maintenance ratio (MR) not greater than 0.0025 maintenance manhours per operating mile (see 4.5.1).
34、3.2.5 Materials. Materials used shall be in accordance with the manufacturers materials specifications for this type of item. The materials shall be free from defects which adversely affect appearance, performance or serviceability of the finished product (see 4.5.1). 3.2.5.1 Recvcled, recovered, or
35、 environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible provided that the material meets or exceeds the operational and maintenance requirements, and promotes economically advantageous life cycle costs. 6 Licen
36、sed by Information Handling Services MIL-PRF-62272C 0b 2028376 943 3.2.5.2 Corrosion protection. The vehicle shall be fabricated fiom compatible materials providing corrosion protection and coating adherence equal to or exceeding that provided by hot dip galvanized 1010 steel with a minimum coating
37、thickness of 2 mils (50 micrometers) on steel sheet less than 0.0625 in. (1.6 mm) thick, 2.5 mils (64 micrometers) on steel sheet greater than 0.0625 in. thick, or 0.75 mil (19 micrometers) on pregalvanized steel sheet 0.0625 in. thick or less. A material sample shall be capable of meeting or exceed
38、ing the corrosion resistance provided by a galvanized sample (as described above) when subjected to the Mandrel Bend Test of ASTM D522, and followed by the Accelerated Corrosion Test of GM 9540P, Method B, 120 cycles (see 4.5.1). 3.2.5.3 Prohibited materials. Asbestos, cadmium, and radioactive mater
39、ials shail not be used in this item. Radioactive material is defined by title 10, CFR, part 40, and material in which the radioactivity is greater than 0.002 microcuries per gram or 0.01 microcuries total activity for the item (see 4.5.1). 3.3 Design and construction. The semitrailer shall be of the
40、 heavy duty commercial container transporter type, modified as necessary to accommodate all containers, and breakbulk cargo, capabilities specified herein. Except as specified herein, vehicle components, assemblies and accessories to be delivered under contract shall be manufacturers standard or opt
41、ional items which meet or exceed the requirements of this specification. The vehicle shall be a standard commercial vehicle, of a model sold to a significant number of buyers other than the Government, in the course of normal business operations. The model hrnished shall be not older than the manufa
42、cturers current model on the date of invitation for bids. The automotive vehicles, components, assemblies and accessories to be procured hereunder shall conform to all Federal Motor Vehicle Safety Standard (FMVSS) applicable on the date of manufacture to non-military, non-export semitrailer products
43、, except as otherwise specified herein. 3.3.1 Dimensions and clearances. The semitrailer, without payload, uncoupled fiom the towing vehicle, shall conform to the dimensions specified in table III. The semitrailer shall not exceed the Passe-partout International (PPI) clearance dimensions as shown i
44、n figure 1 (see 4.5.2). 3.3.2 Umer fifth wheel plate. The upper fifth wheel plate shall be adequate for coupling to a fll oscillating military fifth wheel, and the fore and aft rocking commercial fiRh wheel. It shall be of sufficient size to cover a fifth wheel 36 in. (91.4 cm) in diameter (see 4.5.
45、2). 3.3.2.1 Kinmin. The upper fifth wheel kingpin shall be 2 in. (5 cm) and shall conform to SAE J700 (see 4.5.2). 3.3.3 Maintenance characteristics. The semitrailer design, together with components and accessories shall permit ready access to all items requiring periodic services .or maintenance in
46、 the field. Periodic service and maintenance shall be accomplished with the use of conventional, 7 Licensed by Information Handling Servicescommon, automotive tools normally associated with equipment of this type. The adjustment of components and accessories shall be accomplished with minimum distur
47、bance to other components of the semitrailer (see 4.7). Feature Length of load space. Vehicle width (maximum). Platform height (maximum). Distance from front of semitrailer to vertical centerline of kingpin. Upper fifth wheel height, (empty) from the underside of the upper fifth wheel plate. Swing c
48、learance (minimum) from the centerline of the kingpin to any portion of the semitrailer 6 in. (15 cm) or more below upper fifth wheel plate. Swing radius (minimum) from centerline of the kingpin to the most distance point on the semitrailer nose. Dimensions 29 ft (884 cm) 96 in. (244 cm) 55 in. (140
49、 cm) 30 5 2 in. (76 5 5 cm) 49 2 1 in. (124.5 2.5 cm) 87 in. (223 cm) 58 in. (147 cm) It 6-6.75” 4 2-7.5” I l 4 - raiileuel FIGURE 1. PPI gauge. 8 Licensed by Information Handling Services flIL-PRF-b2272C 99999b 2028378 7Lb 3.3.4 Frame. Main frame members shall be adequately braced to prevent permanent deformation with the semitrailer statically loaded and the load distributed as specified in 3.2.1 and table II. The maximum fiber stress in any frame members shall not be greater than 1/3 of the material yield strength (see 4.5.1)
