MIL-T-62357 Trailers, Tank: Potable Water And General Purpose, 500 Gallon, Two And Four-Wheel, Modified CommercialThis specification covers 500 gallon capacity, two-wheel and four-wheel wagon type tank trailers for hauling and dispensing liquids see 6.1 and 6.3. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in procurement documents.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 20 - 21 - 22 - 23 - 24 - 25 - 26 - 27 - 28

MIL-T-62357A

control shall be mounted to provide interference with one of the doors of the cabinet to insure that the emergency valve is closed when the cabinet doors are closed. The control shall have fusible links to insure automatic closing of the emergency valve in case of fire. One fusible link shall be located near the emergency valve and one shall be provided near the plumbing system.

3.9.21 Hose, type II. For type II trailer with a plumbing system and engine driven pump, a non-collapsible hose, suitable for water, diesel fuel and oil, shall be provided. The hose shall be of not less than 1.500 inches in inside diameter. The hose shall be fitted with removable reducers, adapters and cam lock fittings of the same size as and compatible with the faucets specified in

3.8.2 and 3.9.2(b). The hose shall be capable of withstanding suction pressures of not less than

29 inches of mercury and discharge pressures of not less than 150 psi. Stowage provisions with retaining clamps shall be provided on the vehicle. An intake strainer for the hose end shall be provided as an accessory and stowed in the cabinet. Unless otherwise specified, the hose shall be not less than 25 feet long. When specified (see 6.2), the hose shall be not less than 100 feet long.

3.9.22 Hose reel. When specified (see 6.2), a hose reel shall be furnished for the 1.500 inch diameter hose (both lengths of 1.500 inch hose for type I). The reel shall be of the manual rewind type. A brake or retarder shall be provided on the unwinding side and a crank shall be provided for rewinding the hose. Four-way rollers shall be provided to prevent damage to the hose.

3.10 Servicing and adjusting. Prior to the acceptance of the vehicle by the Government inspector, the contractor shall service and adjust each vehicle for operational use, including at least the following: alinement of wheels, inflation of all tires, and complete lubrication of chassis and running gear with grades of lubricants recommended for the ambient air temperature at the delivery point.

3.11 Workmanship. Defective components or parts and assemblies which have been

repaired or modified to overcome deficiencies shall not be furnished. Welded, bolted, and riveted construction utilized shall be in accordance with the highest standards of the industry.

* 3.11.1 Welding. Welding procedures shall be in accordance with a nationally recognized welding code. The surface of parts to be welded shall be free from rust, scale, paint, grease, or other foreign matter. Welds shall be of sufficient size and shape to develop the full strength of the parts connected by the welds. Welds shall transmit stress without permanent deformation or failure when the parts connected by the weld are subjected to proof and service loadings. Interior tank welds shall be without peaks and craters.