National Item Identification Number
00-455-1164
004551164
4820-00-455-1164
4820-00-455-1164
National Stock Number
Item Name
VALVE,SEATLESS
Federal Supply Class
4820
Description
A valve that controls flow by a cylindrical piston sliding vertically through packing rings separated by a metal cage having ports through which flow may proceed when the valve is open. Rotation of the threaded stem is used to regulate the position of the piston. See also VALVE, PLUG and VALVE, WEIGHTED CONTROL, PISTON.
Commercial and Government Entity Code (Supplier Data)
03990
03990
Reference Numbers (Part Numbers)
209
209A
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
ZINC ALLOY BODY
PLASTIC FLOW CONTROL DEVICE
RUBBER SYNTHETIC SEAT
A2 CROSS
P