National Item Identification Number
01-407-5185
014075185
4730-01-407-5185
4730014075185
National Stock Number
Item Name
SLEEVE,FLARED,TUBE FITTING
Federal Supply Class
4730
Description
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.
Commercial and Government Entity Code (Supplier Data)
81343
Reference Numbers (Part Numbers)
AS3220-16
Required Categories
MATERIAL
SURFACE TREATMENT
METALLIC HARDNESS RATING
CASEHARDENING INDICATOR;
Required Description
ALUMINUM ALLOY, AMS 4121
ANODIZED, AMS 2470
NOT RATED
NOT CASEHARDENED
1.000