MIL-T-62320C
3.5.13.1 U-bolts or twin Studs. When U-bolts or twin studs are used, there shall be not less than three U-bolts or twin studs per side, with each having a 9/16-inch minimum body diameter and 5/8-inch minimum thread diameter. Tie plates shall be at least 1/2 inch thick. The vehicle chassis frame shall be braced using wood blocks at each mounting point, unless the mounting point is located at a full-depth frame crossmember. Blocks shall incorporate a keeper strap or groove for the mounting bolt and shall be of a width and thickness to assure retention. Two
tie-back straps shall be provided, one bolted to each side of the rear portion of the body
subframe, to maintain body alinement on the vehicle chassis. Forward body mounting bolts shall be located to the rear of the tapered portion of the breaker strips (see 3.5.13.4).
3.5.13.2 Brackets. When brackets are used, they shall be bolted to the web of the chassis frame rails. The body mounting brackets shall provide a means of drawing down the body on the chassis rails, and provisions shall be made to prevent lateral shifting of the breaker strips. When additional holes are required to secure the mounting brackets to the chassis frame rails, they shall be located within the area of the rail which is designated as being safe for drilling in accordance with the chassis manufacturer's body builder's layouts. Attachments shall neither interfere with nor obstruct existing chassis components.
3.5.13.3 J-bolts. When J-bolts are used, there shall be not less than 7 J-bolts per side, each not less than 3/8 inch in diameter. J-bolts shall encircle the lower chassis frame flange. Two tie-back straps, as specified in 3.5.13.1, shall be provided. The forward J-bolts shall be located
to the rear of the tapered portion of the breaker strips (see 3.5.13.4). Provisions shall be made to prevent lateral shifting of the breaker strips.
* 3.5.13.4 Breaker strips. A hardwood or dense southern yellow pine breaker strip, of not less than 3/4 inch finished thickness, shall be installed between the longitudinal sills and the vehicle chassis frame. The minimum thickness specified shall be increased as may be required to provide adequate tire chain-to-body clearance. Breaker strips shall have a taper of not less than
1/2 inch in 16 to 18 inches at the forward end.
3.6 Servicing and adjusting. Prior to 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 lights; adjustment of the engine and brake systems; filling and charging of the battery; alinement of the front wheels; inflation of all tires; complete lubrication of chassis, engine, and running gear with grades of lubricants recommended for the ambient air temperature at the delivery point; servicing of the cooling system with a solution of ethylene glycol type antifreeze and water in equal parts by volume; and servicing of the windshield washer reservoir with water and appropriate additives.
27
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business