National Item Identification Number
99-148-9999
991489999
4730-99-148-9999
4730991489999
National Stock Number
Item Name
LOCKNUT,TUBE FITTING
Federal Supply Class
4730
Description
An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.
Commercial and Government Entity Code (Supplier Data)
U1918
Reference Numbers (Part Numbers)
43321306
Required Categories
Required Description