National Item Identification Number
00-540-0454
005400454
4730-00-540-0454
4730005400454
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)
99193
Reference Numbers (Part Numbers)
MS20819-3C
MS20819-3J
664-519-90102
Required Categories
MATERIAL
SURFACE TREATMENT
METALLIC HARDNESS RATING
CASEHARDENING INDICATOR;
Required Description
STEEL, FED STD 66, COMP 304
PASSIVATED
10.0 MINIMUM ROCKWELL C AND
31.0 MAXIM