National Item Identification Number
01-389-3139
013893139
4730-01-389-3139
4730013893139
National Stock Number
Item Name
SLEEVE,CLINCH,TUBE FITTING
Federal Supply Class
4730
Description
A flanged cylindrical item having a sharp cutting surface on the inside diameter at the end opposite the flange. The cutting edge, in use, is designed to imbed in the tubing due to pressure exerted when the outside diameter of the sleeve is forced into and against an angular seat. This firmly attaches the sleeve to the tubing and the flanged end then serves as a bearing surface for the coupling nut to bring the tubing into the mating fitting.
Commercial and Government Entity Code (Supplier Data)
77445
Reference Numbers (Part Numbers)
794432
Required Categories
MATERIAL
CASEHARDENING INDICATOR
Required Description
STEEL, FED STD 66, COMP 321
NOT CASEHARDENED