4730-00-595-1854 (8734196)
NSN 4730-00-595-1854 (NIIN 00-595-1854) is a tube fitting clinch sleeve in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, And Railing Fittings — a flanged cylindrical item having a sharp cutting surface on the inside diameter at the end opposite the flange. Manufacturer part number 8734196 (U S Army Tank Automotive Command, CAGE 19207).
Key specs: 39 minimum rockwell c metallic hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required).