National Item Identification Number
National Stock Number
Federal Supply Class
A tube fitting with external threads other than pipe or hose series having an internal or external seating surface. The seating surface is designed to form a seal when mated with other tube fittings to retain fluids under pressure during equipment operation. For items without a specific seating surface which are designed to utilize a gasket or packing under the head for forming a seal, see PLUG, MACHINE THREAD.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
ALUMINUM ALLOY OVERALL
C42 PLUG, TUBE FITTING FLARED