National Item Identification Number
01-420-4121
014204121
4820-01-420-4121
4820-01-420-4121
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)
S5786
NAF AB
LINKOEOING
SWEDEN
S5786
NAF AB
LINKOEOING
SWEDEN
Reference Numbers (Part Numbers)
FK30.70(2)GB 526530 DN350 SST
526530 DN350 SST
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
STEEL BODY
A6 STRAIGHT THRU
DISK
AUTOMATIC
UNTHREADED CARTRIDGE ALL ENDS
B6