National Stock Number: 4730-00-159-0625
Federal Supply Class: 4730
National Item Identification Number: 001590625
Description: SLEEVE,FLARED,TUBE FITTING
Detail: A flanged cylindrical metallic item designed to be used on tubing to back up the flared end and to provide a bearing surface for the coupling nut, thereby reducing wear on the tubing flare. The inside diameter of the flanged end is countersunk to form a seat for the flare when assembled to a mating fitting.
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