NSN 4820-01-311-7991

Part Details | STOP-CHECK VALVE

4820-01-311-7991 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: 2591803, 2591-803, 47477, 250028140, 250028-140, 4820-01-311-7991, 01-311-7991, 4820013117991, 013117991

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 05, 198901-311-799105486 ( VALVE, STOP-CHECK )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-311-7991
Part Number Cage Code Manufacturer
2591-80352545I-T-E IMPERIAL CORP SUBSIDIARY OFGOULD INC AIRMATIC/BECKETT HARCUM
4747731654SULLAIR CORP
250028-14031654SULLAIR CORP
Technical Data | NSN 4820-01-311-7991
Characteristic Specifications
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
SPECIAL FEATURESVALVE SIZE 0.500 IN.; NORMALLY CLOSED
END ITEM IDENTIFICATIONMDL H 750 D PQ; SERIAL NR. 484574