National Item Identification Number
01-191-6384
011916384
4820-01-191-6384
4820-01-191-6384
National Stock Number
Item Name
VALVE,CHECK
Federal Supply Class
4820
Description
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
840 1/2IN SW
841 1/2 IN SW
Required Categories
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
NOMINAL PIPE SIZE
Required Description
A6 STRAIGHT THRU
PISTON
AUTOMATIC
0.500 INCHES 1ST END
HORIZONTAL