INCH-POUND A-A-50455A
11 July 2005
SUPERSEDING A-A-50455
26 February 1992
COMMERCIAL ITEM DESCRIPTION PORTABLE FILTRATION CART
The General Services Administration has authorized the use of this commercial item description, for all federal agencies.
1. SCOPE. This commercial item description covers the requirements for 10, 16, and 25 gallons per minute (gpm) (37.8, 60.48, and 94.5 liters per minute (lpm)) rated flow capacity filtration carts used in transferring petroleum based, synthetic hydrocarbon, triaryl phosphate ester and polyglycol solution or aqueous hydraulic fluids into ship hydraulic systems, as well as cleaning the ships hydraulic systems that are contaminated with particulate, water, or both. It shall recirculate fluid in a contaminated system until cleanliness levels are attained which provide satisfactory component performance.
2. SALIENT CHARACTERISTICS
2.1 Physical.
2.1.1 Maximum weight.
a. 140 pounds (dry) for 10 gpm flow cart. (63.42 kg (dry) for 37.8 lpm flow cart)
b. 155 pounds (dry) for 16 gpm flow cart. (70.215 kg (dry) for 60.48 lpm flow cart)
c. 170 pounds (dry) for 25 gpm flow cart. (77.01 kg (dry) for 94.5 lpm flow cart)
2.1.2 Maximum dimensions.
a. Height - 48 inches (1.22 m)
b. Width and Length - Width and length dimensions of the cart shall be such that it passes through a 24-inch (0.61 m) diameter hatch
2.2 Fabrication.
2.2.1 All components shall be rigidly secured to a frame. The frame shall be equipped with rubber-tired wheels, 10 inches (25.4 cm) minimum in diameter and 2.75 inches (6.99 cm) minimum in width, and be designed for mobility and handling ease, especially in way of industrial marine grade gratings, diamond tread plating, and temporary shipboard electrical system cabling and fluid system hose obstructions. Tires can be solid or semi-pneumatic. The frame, wheels, axle(s) and related components shall be designed to survive the impact of dropping a fully loaded cart (wet weight) in the upright position at least 12 inches (30.48 cm), and the incremental (step-by-step) movement down a ladder way without functional damage.
Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to: Commander, Naval Sea Systems Command, ATTN: SEA 05Q, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160 or emailed to commandstandards@navsea.navy.mil, with
the subject line "Document Comment". Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https://assist.daps.dla.mil.
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