NSN 4820-00-265-6957

Part Details | STOP-CHECK VALVE

4820-00-265-6957 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: 412809, 4820-00-265-6957, 00-265-6957, 4820002656957, 002656957

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-265-695705486 ( VALVE, STOP-CHECK )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-00-265-6957
Part Number Cage Code Manufacturer
41280980064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-00-265-6957
Characteristic Specifications
STYLE DESIGNATORA STRAIGHT THRU
VALVE SIZE2.500 INCHES
FACE TO FACE DISTANCE9.000 INCHES
FLOW CONTROL DEVICE DISK
MOUNTING POSITION HORIZONTAL
BONNET TYPE OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD BOLTED
FEATURES PROVIDED BONNET PACKING
SUPPLEMENTARY FEATURESVALVE OPERATION METHOD: HYDRAULIC