NSN 4210-00-288-6866

Part Details | AUTOMATIC SPRINKLER CONTROL VALVE

4210-00-288-6866 A device designed for installation in the main riser of a dry or empty pipe automatic sprinkler system and held closed by spring force, air, or water pressure. Water is automatically released to the sprinkler system either by releasing or lowering the pressure beyond the minimum requirement or admitting and increasing the pressure to overcome the spring force.

Alternate Parts: 4210-00-288-6866, 00-288-6866, 4210002886866, 002886866

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42JAN 01, 196300-288-686603969 ( VALVE, CONTROL, AUTOMATIC SPRINKLER )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

Cross Reference | NSN 4210-00-288-6866
Part Number Cage Code Manufacturer
Technical Data | NSN 4210-00-288-6866
Characteristic Specifications
BODY STYLE STRAIGHT THRU
FACE TO FACE DISTANCE18.750 INCHES NOMINAL
BODY MATERIAL BRASS
SEAT MATERIAL BRASS
FLOW CONTROL DEVICEG ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL RUBBER
STEM MATERIAL NICKEL COPPER ALLOY
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE PLAIN FACE FLANGE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END FLANGE SHAPE STYLEA ROUND W/ BOLT HOLES
FIRST END FLANGE OUTSIDE DIAMETER10.125 INCHES NOMINAL
FIRST END FLANGE THICKNESS1.187 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
VALVE OPERATION METHOD PISTON
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED WATER, FRESH
SPRINKLER SYSTEM FOR WHICH DESIGNED DRY PIPE
STEM MOVEMENT DIRECTION ASCENDING
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
RENEWABLE SEAT RING TYPEB ANY ACCEPTABLE
VALVE LOADING SPRING LOCATION INTERNAL
FURNISHED ITEMS TEST ATTACHMENT AND EMERGENCY MANUAL OPERATING DEVICE