NSN 4820-01-553-7220

Part Details | STOP-CHECK VALVE

4820-01-553-7220 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.

Alternate Parts: 414501.100, 4820-01-553-7220, 01-553-7220, 4820015537220, 015537220

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 24, 200701-553-722005486 ( VALVE, STOP-CHECK )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-553-7220
Part Number Cage Code Manufacturer
414501.1001QP40W. & O. SUPPLY, INC.DIV PHILADELPHIA BRANCH
Technical Data | NSN 4820-01-553-7220
Characteristic Specifications
VALVE SIZE0.500 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYCHECK VALVE, 1/2 IN