National Item Identification Number
01-022-4629
010224629
4820-01-022-4629
4820-01-022-4629
National Stock Number
Item Name
VALVE,STOP-CHECK
Federal Supply Class
4820
Description
A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
689B-1 1/4D2
689B-1-1/4DE
689B1-1/4D2
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIM
Required Description
ALUMINUM ALLOY BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
E1 STRAIGHT