1、Comments, suggestions, or questions on this document should be addressed to 642 BSG/GBEC, 460 Richard Ray Blvd, Suite 200, Robins AFB, GA 31098-1813. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assis
2、t.daps.dla.mil/. AMSC/ NA FSC 3930 DISTRIBUTION A. Approved for public release; distribution is unlimited MIL-PRF-83812D 11 NOV 2011 SUPERSEDES MIL-PRF-83812C 08 Aug 2006 PERFORMANCE SPECIFICATION FORKLIFT, TRUCK, 10,000 AND 13,000 POUND CAPACITY, ADVERSE TERRAIN This specification is approved for u
3、se by the Department of the Air Force and is available for use by all Departments and Agencies of the Department of Defense 1. SCOPE. 1.1 Scope. This document covers a standard commercial, diesel-engine, four wheel drive, adverse terrain forklift truck, which is air-transportable in C-130, C-17 and
4、C-5 aircraft. The truck will be used primarily to load and unload palletized cargo to and from military aircraft. It will also be used to handle loads of various sizes and weights, up to the rated load. The truck will operate on hard paved surfaces, soft soil, mud, snow, and sand, on level and hilly
5、 terrain. 1.2 Classification. The forklifts should be one of the following types as specified (see 6.2): Type I - 10,000 pound capacity at 48 inch load center Type II - 13,000 pound capacity at 54 inch load center 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specifie
6、d in sections 3, 4, or 5 of this specification. This section does not include documents cited in 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
7、they must meet all specified requirements of documents cited in sections 3, 4, or 5 of this specification, whether or not they are listed. 2.2 Government documents. INCH POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83812D 2 2.2.1 Spe
8、cifications, 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 cited in the solicitation or contract. FEDERAL STANDARD FED-STD-595/14052 Gre
9、en, Gloss FED-STD-595/30313 Brown, Lusterless DEPARTMENT OF DEFENSE STANDARDS MIL-STD-130 Identification Marking of US Military Property MIL-STD-209 Lifting and Tiedown Provisions MIL-STD-461 Requirements for the Control of Electromagnetic Interference Characteristics of Subsystems and Equipment MIL
10、-STD-810 Environmental Engineering Considerations and Laboratory Tests MIL-STD-1366 Transportability Criteria MIL-STD-1472 Human Engineering DEPARTMENT OF DEFENSE SPECIFICATION MIL-DTL-25959 Tiedown, Tensioners, Cargo, Aircraft MIL-DTL-6458 Chain Assemblies, Single Leg, Aircraft Cargo Tiedown MIL-DT
11、L-83133 Turbine Fuel, Aviation, Kerosene Type, JP-8 (NATO F-34), NATO F-35, and JP-8+100 (NATO F-37) MIL-PRF-83282 Hydraulic Fluid, Fire Resistant, Synthetic Hydrocarbon Base, Metric, NATO Code Number H-537 COMMERCIAL ITEM DESCRIPTIONS A-A-52557 Fuel Oil, Diesel; For Posts, Camps and Stations. A-A-5
12、9295 Corrosion Preventative Compounds, Cold Application. DEPARTMENT OF DEFENSE HANDBOOKS MIL-HDBK-1791 Designing For Internal Aerial Delivery in Fixed Wing Aircraft. NATO STANDARDIZATION AGREEMENT (STANAG) STANAG 2828 Military Pallets, Packages, and Containers . (Copies of these documents are availa
13、ble online at www.assist.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83812D 3 2.3 Non-Government pub
14、lications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents are those cited in the solicitation or contract. AMERICAN WELDING SOCIETY (AWS) AWS D14.1/D14.1M (AWS documents may be obtained at www.aws.org or fr
15、om American Welding Society 550 N.W. LeJeune Rd., Miami, FL 33126) INDUSTRIAL TRUCK STANDARDS DEVELOPMENT FOUNDATION (ITSDF) ANSI/ITSDF B56.6-2005 Safety Standard for Rough Terrain Forklift Trucks (ITSDF documents may be obtained at http:/www.itsdf.org/ or from Industrial Truck Standards Development
16、 Foundation, 1750 K Street NW, Suite 460, Washington DC 20009) INTERNATIONAL ORGANIZATION FOR STANDARDIZATION ISO 3471 Earth-moving Machinery-Roll-Over Protective Structures, Laboratory Tests and Performance Requirements (Electronic copies of this document are available from http:/www.iso.ch or Inte
17、rnational Organization for Standardization, American National Standards Institute (ANSI), Inc., P.O. Box 2900, Fairfield, NJ 07007) SOCIETY OF AUTOMOTIVE ENGINEERS (SAE) SAE J98 Personnel Protection for General Purpose Industrial Machines SAE J185 Access Systems for Off-Road Machines SAE J386 Operat
18、or Restraint System for Off-Road Work Machines SAE J1176 External Leakage Classifications for Hydraulic Systems (SAE documents may be obtained at www.sae.org or from Society of Automotive Engineers Inc., 400 Commonwealth Drive, Warrendale, PA 15096) TIRE AND RIM ASSOCIATION, INC. (TRA) Tire and Rim
19、Association Yearbook Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83812D 4 (Application for copies should be addressed to the Tire and Rim Association, Inc., 175 Montrose West Ave. Suite150, Copley, OH 44321) UNDERWRITERS LABORATORIES INC.
20、 UL 299 Dry Chemical Fire Extinguishers UL 711 Rating and Fire Testing of Fire Extinguishers (UL documents may be obtained at http:/ or hardcopies and CDs can be found at COMM 2000 1414 Brook Drive, Downers Grove, IL 60515) 2.4 Order of precedence. Unless otherwise noted herein or in the contract, i
21、n the event of a conflict between the text of this document and the references cited herein, (except for related specification sheets), the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specified exemption has been obta
22、ined. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2), one forklift sample shall be subjected to first article inspection in accordance with 4.2. 3.2 Forklift description. The forklift shall be the suppliers standard, commercial, rigid or articulated frame forklift, or a front end loader
23、 modified with a forklift attachment in place of the scoop bucket. If the forklift is rigid frame type, it shall have operator selected 2-wheel/4-wheel crab steering, and operator selected 2-wheel/4-wheel drive. If the forklift is the articulated frame type, it shall have operator selected 2-wheel/4
24、-wheel drive, except as noted (see 3.9.2). Whatever type is furnished, it shall meet all requirements specified in this document. The forklift shall be air transportable in C-130, C-17 and C-5 aircraft, as a reference only, refer to MIL-HDBK-1791. The forklift shall be equipped with, but not limited
25、 to, instruments, components and accessories that are standard on the commercial product, whether specified herein or not. 3.3 Design and construction. The forklift shall be designed and constructed so that no parts will work loose in service. They shall be built to withstand the strains, jars, vibr
26、ations, and other conditions incident to shipping, storage, installation, and service. They shall be weatherproof and designed to prevent the intrusion of water and sand into critical operating components. Unless suitably protected against electrolytic corrosion, dissimilar metals shall not be in in
27、timate contact with each other. 3.3.1 Materials, protective coatings, and finish. 3.3.1.1 Protective coatings. Materials that deteriorate when exposed to sunlight, weather, or operational conditions normally encountered during the service life of the item shall not be used or shall have means of pro
28、tection against such deterioration that does not prevent compliance with the performance requirements specified herein. Protective coatings that chip, crack, or scale Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83812D 5 with age or extrem
29、es of climatic conditions or when exposed to heat shall not be used. Fasteners, handles, and fittings used in the assembly of the item shall also be primed and painted. 3.3.1.2 Tropical rust proofing. When specified (see 6.2), tropical rust proofing shall be provided. This should be considered a pre
30、mium rust proofing package usually consisting of an additional coating. The forklift shall be treated with a corrosion preventative compound complying with A-A-59295. Many of these vehicles are used in tropical/coastal environments and experience high humidity and salt spray. Therefore, they usually
31、 exhibit high levels of corrosion in the areas listed below. At a minimum, these areas shall be coated: a. Cab, interior b. Cab, exterior c. Seams d. Welds e. Hidden recessed areas f. Locations where dissimilar metals come in contact g. Area above fuel tank(s) h. Engine oil pan or one door and one s
32、ide, front, or rear window that meets the emergency exit requirements of SAE J185. There shall be at least two windows, one on each side, which can be opened for ventilation. The doors and windows shall be capable of securely locking in both the closed and open positions. A minimum clearance of 39 i
33、nches from seat to underside of cab, when measured in accordance with ANSI/ITSDF B56.6-2005 shall be provided. The cab shall be equipped with an internal rear view mirror. When specified (see 6.2), the forklift shall be equipped with any of the following options. These options shall not interfere wi
34、th the requirements in ANSI/ITSDF B56.6-2005: a. Cab air conditioning b. Rear window sunscreen c. Front sun visor d. external rear view mirrors 3.3.9.12.1 Removable cab. If the cab must be removed to meet air transportability requirements, a cab lifting device shall be provided. Any electrical conne
35、ction that must be separated for cab removal shall be the quick-disconnect type. The cab lifting device shall be capable of being securely stored on the forklift when not in use. It shall be capable of lowering and raising the cab from the installed position to and from ground level. 3.3.9.12.2 Adju
36、stable cab. If the vehicle is designed to operate with the cab in only one position, the ROPS/FOPS is only required in that position. If the vehicle is designed to operate with the cab in each discrete position, the ROPS/FOPS are required in each discrete position. Provided by IHSNot for ResaleNo re
37、production or networking permitted without license from IHS-,-,-MIL-PRF-83812D 10 3.3.9.13 Heater and defroster. The heater and defroster normally provided on the contractors standard, commercial model shall be provided. 3.3.9.14 Towing hitch. A pintle type, towing hitch shall be installed at the ce
38、nter rear of the forklift, with the center of the hitch opening 22 to 30 inches above ground level. The pintle shall be capable of sustaining a rearward, horizontal force of at least three times the gross vehicle weight (GVW) of the forklift. The pintle type, towing hitch shall be designated as a re
39、trieval device only, either by marking on the forklift or in the operators manual. 3.3.9.15 Towing lugs. Two lugs, one on each side of the towing hitch, used for towing or securing safety chains shall be installed. The lugs shall be of sufficient diameter to accept common chains and hooks three inch
40、es in diameter and capable of sustaining a rearward, horizontal force of at least three times the GVW of the forklift for a maximum of 500 feet. 3.3.9.16 Tires. The tires shall be pneumatic, with an off-road tread pattern. Tire loading shall not exceed the tire load limits specified in Tire and Rim
41、Association Yearbook when using the off the road 5 MPH tables. When specified (see 6.2), the manufacturer shall provide a balanced wheel and tire assembly. 3.3.9.17 Horn. The manufacturers standard horn shall be provided. 3.3.9.18 Conveyorized fork attachment. The forklift shall be equipped with two
42、 conveyorized fork attachments (one for each fork) to be used for the transfer of a loaded 88 inch wide by 108 inch Air Force HCU-6E aluminum pallets; 10,000 pounds for Type I and 13,000 pounds for Type II. The pallets shall be picked up with the 108 inch dimension lateral to the forks (perpendicula
43、r to centerline of forklift). The following features shall be included: a. Each conveyor shall securely attach to each fork and shall remain securely attached during all pallet loading and unloading operations. b. Each conveyor shall have two rows of rollers (one row on each side of the fork tine).
44、c. The rollers shall be sized, located, and spaced so that the conveyor provides lateral and longitudinal support to the pallet described in (see 3.3.9.18), without pallet damage or excessive wear, during loading and unloading. d. Each conveyor roller shall be of adequate diameter, width, and wall t
45、hickness to support the transfer of the loaded pallet specified in (see 3.3.9.18). e. A quick attach/detach reversible, dual purpose “toe” shall be incorporated on the leading edge of each unit between the longitudinal rows of rollers. The one edge of the “toe”, when exposed for use, shall provide a
46、 nonmetallic bumper to prevent metal contact with the aircraft. The other edge of the “toe”, when exposed for use, shall provide a wedge, equipped with varying diameter rollers, to permit sliding of the conveyorized forks beneath a loaded pallet resting on the ground. Provided by IHSNot for ResaleNo
47、 reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83812D 11 f. An area on the forklift shall be provided to store the conveyorized attachments. 3.3.9.19 Parking block. The forklift shall be equipped with the means of securing four parking blocks. The blocks should be easily
48、accessible. The dimensions of each block are 5.50 X 7.50 X 20.00 inches (see Figure 3). 3.3.9.20 Air compressor. When specified (see 6.2), the forklift shall be equipped with an auxiliary air compressor equal to or better than the electrical air compressor from Gast Manufacturing Co., Model 3HBB-19-
49、M323 (see link listed below). The compressor shall be equipped with a universal air coupler. http:/ 3.3.9.21 NATO plug. The forklift shall be equipped with a NATO Plug equivalent to NSN 5935-01-044-8382. 3.3.9.22 Crew protection kit (CPK). When specified (see 6.2), the Crew Protection Kit (CPK) conformance
