National Item Identification Number
00-684-4041
006844041
4730-00-684-4041
4730006844041
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)
81343
81343
81343
Reference Numbers (Part Numbers)
AS18280
AS21922
MIL-F-18280A
MS21922-16C
MS21922-16C
Required Categories
MATERIAL
SURFACE TREATMENT
METALLIC HARDNESS RATING
CASEHARDENING INDICATOR;
Required Description
STEEL, AMS 5643
PASSIVATED
NOT RATED
NOT CASEHARDENED
1.000 INCHES NOMINAL;