MIL-DTL-81944C(AS)
3.1.2.2 Welding Inspection. During fabrication, all welding shall be inspected in accordance
with ASTM-E1444 by personnel qualified in accordance with MIL-STD-410.
3.1.3 Lubrication.
3.1.3.1 Lubrication fittings. Lubrication fittings shall conform to MIL-F-3541.
3.1.3.2 Lubrication. The trailer shall be lubricated with grease in accordance with
MIL-PRF-10924 or lubricating oil in accordance with MIL-L-2104 or VV-L-800, as applicable.
3.2 First article. When specified (see 6.2), a sample shall be subjected to first article
inspection in accordance with the requirements of this document, the drawings and the contract
(see 4.2).
3.2.1 First article sample. A first article sample shall be manufactured by the same
procedures and processes, and at the same location, as proposed for the balance of the contract
production.
3.3 Performance requirements and product characteristics.
3.3.1 Proof load. The trailer, when supported by its running gear, shall withstand a proof
load of 15,000 pounds when tested in accordance with 4.5.5.1.
3.3.2 Brake system.
3.3.2.1 Parking brakes. The parking brakes shall be capable of holding the trailer, loaded
with a 5,000 pound test load, on a 10° (17.6 percent) grade in either direction, front or rear.
3.3.2.2 Service brakes. The service brakes shall be capable of stopping the trailer, loaded
with a 5,000 pound test load, within 30 feet when traveling at 20 miles per hour, on level, dry
concrete.
3.3.3 Towing force. The towing force required to move the trailer from rest on a smooth,
dry, level, paved surface, such as brushed concrete, shall not exceed 50 pounds per ton of
maximum gross weight, measured at the drawbar.
3.4 Mobility. The trailer shall transport a variety of munitions from magazine to aircraft over
the roads as described in table II. Adapters shall be used to accommodate the different munitions.
Road and load test(s) (see 4.5.5 and 4.5.6) shall verify transport capability.
3.5 Surface inspection of metals. Non-destructive inspection shall be made of all metallic
parts. This inspection shall verify that the surface conditions are in accordance with Class 1 of
NAVSEA 0900-LP-003-8000.
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