National Item Identification Number
01-078-4157
010784157
4820-01-078-4157
4820-01-078-4157
National Stock Number
Item Name
BALL,CHECK
Federal Supply Class
4820
Description
A spherical shaped device that may be of solid or hollow construction. It is designed to seat in an opening thereby preventing the passage of fluid. It may be used with a spring enabling the ball to become unseated at a predetermined pressure as exerted by the fluid flow and to become reseated in the absence of fluid pressure. For valve balls that include ports see BALL, VALVE, PORTED.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
1073345
Required Categories
VALVE DESIGN CONTROL ACTIVITY
III END ITEM IDENTIFICATION
Required Description
57808
4940-00-186-0027