1、 Comments, suggestions, or questions on this document should be addressed to: Support Equipment distribution is unlimited. INCH-POUND A-A-59259B (USAF) 13 August 2013 SUPERSEDING A-A-59259A (USAF) 18 December 2006 COMMERCIAL ITEM DESCRIPTION TRUCK, AIRCRAFT REFUELING, HYDRANT SERVICING 1. SCOPE. Thi
2、s commercial item description covers the general requirements for the R-12 Hydrant Servicing Vehicle (herein referred to as HSV) used for fuel servicing both military and commercial aircraft at Government installations worldwide. The HSV is to be capable of servicing aircraft from a Type III Hydrant
3、 System utilizing ground servicing hoses at a maximum rate of 750 gallons per minute (GPM) or lift platform hoses at a maximum rate of 1,000 GPM and defuel at a maximum rate of 300 GPM. The truck is to be air transportable in type C-130, C-17, and C-5 aircraft. 2. SALIENT CHARACTERISTICS. 2.1 HSV de
4、scription. The HSV shall be capable of transferring fuel to and from a Type III Hydrant System when servicing military and commercial aircraft at Government installations worldwide. The HSV primary functions shall include transferring aviation jet fuel utilizing ground servicing hoses at a maximum f
5、low rate of 750 GPM or through the lift platform hoses at a maximum flow rate of 1000 GPM to the aircraft from a Type III Hydrant System. 2.2 Design and construction. The HSV shall be designed and constructed so that no parts will work loose in service. They shall be built to withstand the strains,
6、jars, vibrations, 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. The HSV shall be designed to comply with all applicable requirements of SAE ARP 1247
7、 and NFPA 407, and shall have a 12 year minimum life expectancy. All system components shall have a minimum design operating pressure rating as required to meet all requirements as specified for pumping performance or 160 psig, whichever is greater. Provided by IHSNot for ResaleNo reproduction or ne
8、tworking permitted without license from IHS-,-,-A-A-59259B 2 2.2.1 Materials, protective coatings, and finish. All materials in contact with the fuel and not specified elsewhere in this document shall be corrosion resistant and shall not be adversely affected by or affect fuels in accordance with AS
9、TM D1655, MIL-DTL-5624, MIL-DTL-25524, MIL-DTL-83133, GOST 10227, Def Stan 91-91, Def Stan 91-87, and ASTM D6615. All components and piping downstream of the filtration system shall be of aluminum or stainless steel. All aluminum components in direct contact with fuel, except the tank, shall be anod
10、ized or chemically conversion coated. Brass components shall be minimized but accepted in hose couplings/hose reducers and drain valves. Copper components will be minimized but accepted in drain lines that render the product as sump fuel. All other material in contact with the fuel shall be free of
11、cadmium, copper, lead, or zinc. Non-metallic materials shall not affect or be adversely affected by the fuel under any operating conditions specified for the equipment. Magnesium alloys, wood products, polyvinyl chloride (PVC), polyester, room temperature vulcanizing rubber (yielding acetic acid), o
12、r asbestos shall not be used in any component or assembly of the HSV. 2.2.1.1 Metals. All materials in contact with the fuel and not specified elsewhere in this document shall be corrosion resistant and shall not be adversely affected by or affect the fuel. All components and piping downstream of th
13、e filtration system shall be of aluminum or stainless steel. All aluminum components in direct contact with fuel shall be anodized or chemically conversion coated. Brass components shall be minimized but accepted in hose couplings/hose reducers and drain valves. Copper components will be minimized b
14、ut accepted in drain lines that render the product as sump fuel. All other material in contact with the fuel shall be free of cadmium, copper, lead, or zinc. Non-metallic materials shall not affect or be adversely affected by the fuel under any operating conditions specified for the equipment. 2.2.1
15、.2 Impregnation of castings. Aluminum castings may be impregnated to prevent weeping. 2.2.1.3 Elastomers. Elastomeric materials shall be certified compatible with all fuels specified herein. 2.2.1.4 Protective coatings. Cleaning, chemical treatments, painting, plating, and films shall be in accordan
16、ce with best commercial practice. 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 protection against such deterioration that does not prevent compliance with the
17、performance requirements specified herein. Protective coatings that chip, crack, or scale with age or extremes 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. Surface preparation and
18、 pretreatment shall be in accordance with the respective primer and topcoat specifications. 2.2.1.5 Dissimilar metals. Dissimilar metals, as defined in MIL-STD-889, shall not be in contact with each other. Metal plating or metal spraying of dissimilar base metals to provide electromotively compatibl
19、e abutting surfaces is acceptable. The use of dissimilar metals only when separated by suitable insulating material is permitted, except in systems where bridging of insulation materials by an electrically conductive fluid can occur. Sealants or gel type gasket materials shall be used between faying
20、 surfaces and butt joints. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59259B 3 2.2.1.6 Finish. The exterior finish color of the HSV shall be applied using the manufacturers standard commercial paint system. The exterior surface of the HSV an
21、d the interior surfaces of compartments shall be painted with two part polyurethane paint or other type approved by the procuring activity, forest green, color number 14052 of FED-STD-595. Driveline and cab components, which are not visible during normal operations with the cab door closed, may be t
22、heir original color. The finish top coat shall extend into the door jambs and hood jambs to the extent that the OEM finish color cannot be seen through the gaps between the body panels when the doors and hood are closed. Prior to the application of the finish top coat, any body or chassis component
23、or assembly specifically manufactured by or for the HSV manufacturer, from sheet, plate, angular, or tubular steel, shall be coated with a zinc-rich primer. 2.2.1.7 Fluid traps and faying surfaces. There shall be no fluid traps on the HSV. Faying surfaces of all structural joints, except welded join
24、ts, shall be sealed to preclude fluid intrusion. 2.2.1.7.1 Ventilation. Ventilation shall be sufficient to prevent moisture retention and buildup. 2.2.1.7.2 Drainage. Drain holes shall be provided to prevent collection or entrapment of water or other unwanted fluid in areas where exclusion is imprac
25、tical. All designs shall include considerations for the prevention of water or fluid entrapment and ensure that drain holes are located to effect maximum drainage of accumulated fluids. The number and location of drain holes shall be sufficient to permit drainage of all fluids when the unit is in a
26、10 degree incline in any plane. The minimum size of the drain holes shall be 0.25 inch. 2.2.1.8 Rustproofing. The HSV chassis and cab shall be rustproofed to a tropical level in accordance with FED-STD-297. Rustproofing shall not be applied to the first production unit until after approval of the te
27、st report. 2.2.2 Markings. All external devices which require an operational or maintenance interface shall be marked in accordance with MIL-STD-130. Markings shall be applied with decals and shall be 1-inch high block letters unless prohibited by the available space. In such cases, the markings sha
28、ll be the largest size possible, but shall not be less than -inch high. Markings, Information/Caution shall be Lusterless Black, Color Number 37038 of FED-STD-595, and Markings, Warning/Danger shall be Lusterless Red, Color Number 31136 of FED-STD-595. The center of gravity of the HSV shall be stenc
29、iled on the unit within 1.0 inch of the calculated center of gravity. The truck shall be marked as specified by NFPA 407 in block type red reflectorized letters. In addition to the markings required by NFPA 407, “NO SMOKING WITHIN 50 FT“ shall be applied in four inch block type red reflectorized let
30、ters on each cab door and on the rear of the HSV. 2.2.2.1 NO SMOKING label. A “NO SMOKING“ label shall be attached in the cab in a highly visible location. 2.2.2.2 Hazardous material decals. Four DOT hazardous materials, Number 1863, shall be mounted on the HSV, one on the front, rear, left, and rig
31、ht side of the HSV. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59259B 4 2.2.2.3 Identification plate. An identification plate in accordance with MIL-STD-130 shall be securely attached to the HSV in a readily accessible location. The identifi
32、cation plate shall contain the following information: Nomenclature, part number, serial number, vehicle registration number, date of manufacture, date of delivery, manufacturers name, Commercial and Government Entity (CAGE) code, date of warranty expiration, National Stock Number (NSN), and contract
33、 number. 2.2.3.2 Transportation data plate. A transportation data plate shall be securely attached to the HSV in a readily accessible location. The data plate shall include as a minimum the following information: a. Side and rear silhouette views of the HSV. b. Horizontal and vertical location of th
34、e center of gravity of the HSV in air transportable configuration, marked on the silhouette views. c. Shipping weight. d. Loading cubage. e. Overall height, width, and length. f. Front and rear axle loads. g. Tie down information. 2.2.3.3 Control markings. All controls, valves, gauges, and indicator
35、s used in the operation of the HSV shall be identified by securely attached nameplates of such construction that exposure to oil, dirt, light, et cetera, will neither fade nor eradicate them. Tags or decals shall not be used. 2.2.3.4 Operating instructions and data plates. All data plates, placards,
36、 charts, instruction plates, et cetera, shall utilize anodized aluminum plates of a size and shape consistent with the information required thereon. 2.2.3.4.1 Diagrams. Schematic diagrams of the piping and electrical systems shall be provided. Each valve, switch, et cetera, on the diagram shall be p
37、roperly identified to correspond to the markings on like parts on the HSV. 2.2.3.4.2 Operating instructions. Brief operating and precautionary instructions shall be permanently affixed near the appropriate system operator control panel. The instructions shall be clear, concise, and adequate to enabl
38、e operation of the HSV without damage to the equipment or injury to personnel, and shall refer to the components as identified on the schematic diagrams. 2.2.3.4.3 Lubrication plate. A lubrication plate shall be provided directing attention to all lubrication fittings and components which require lu
39、brication. The plate shall identify the type and grade of lubricant required for all operational temperatures. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59259B 5 2.2.4 Safety. The truck shall comply with all applicable requirements of the F
40、ederal Motor Carrier Safety Regulations (49CFR 393) and Federal Motor Vehicles Safety Standards (49CFR 571) at the time of manufacture. The principal walking surfaces shall be of an anti-skid self-cleaning type. 2.2.4.1 Component protection. All space in which work is performed during operation, ser
41、vice, and maintenance shall be free of hazardous protrusions, sharp edges, or other features which may cause injury to personnel. All moving parts and all parts subject to high operational temperatures or subject to being electrically energized, that are of such nature or so located as to be hazardo
42、us to personnel, shall be guarded or insulated to eliminate the hazard. 2.2.4.2 Foreign object damage (FOD). All loose metal parts, such as pins or connector covers, shall be securely attached to the HSV with wire ropes or chains. “Dog tag“ style beaded chains shall not be provided. Removable panels
43、, if provided, shall be attached with captive fasteners. Tire valve stem caps shall be made of plastic. 2.2.4.3 Sound levels. 2.2.4.3.1 Pumping operation sound levels. The maximum A-weighted sound levels produced by the truck during defuel servicing pumping operations shall not exceed 84 decibel Aco
44、ustic (dBA) at a distance of 15 feet from the geometric center of the truck cab and at the operators position in front of the operator control panel. An additional 2 dBA allowance over this sound level limit shall be permitted for production units to provide for variation in test site, temperature g
45、radients, test equipment, and inherent differences in nominally identical HSVs. 2.2.4.4 Fire extinguishers. Two Type I, Class 1, size 20 fire extinguishers in accordance with A-A-393 shall be provided with holding brackets. One fire extinguisher shall be mounted vertically on each side of the truck.
46、 Protection from mud and splashing water shall be provided. The extinguishers shall be readily accessible to personnel standing on the ground. 2.2.5 Electromagnetic interference (EMI). The HSV shall be in accordance with the following radiated emission and susceptibility requirements of MIL-STD-461:
47、 RE102 (to the limits of the FIGURE RE102-4, Navy Fixed caps and plugs shall permit moving and storage in transport configuration. 2.4.1.5 Tie downs. The HSV shall be symmetrically restrained during air and ground transport. Tie down points shall be rated at a minimum of 25,000 pounds, marked for ca
48、pacity, with a clear opening compatible with MIL-DTL-25959 and MIL-PRF-27260 tie down devices. Each end of each tie down device shall terminate at a tie down point and not pass through any other tie down point. There shall be no interference between tie down devices and the HSV. The tie down provisi
49、ons shall be in accordance with 4.1 through 4.12 of MIL-STD-209. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59259B 8 2.5 Maintainability. All assemblies, controls, and installed equipment shall be located so that there is no interference with each other or the operation, and shall be readily accessible for maintenance operation, removal, and replacement using common hand tools (se
