|  | 
                            
                                |   | 
		                    
		                        | National Stock Number:
 4820-00-836-0980
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008360980
 
 Description:
 VALVE,CHECK
 
 Detail:
 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
 | 
		                    
		                        | 
 Manufacturer Information:
 
 | 2433FF | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION | 
 | 
				            
					            | 
 Techincal Specification:
 
 | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |  | MOUNTING POSITION | HORIZONTAL OR VERTICAL |  | VALVE OPERATION METHOD | AUTOMATIC |  | STYLE DESIGNATOR | STRAIGHT THRU |  | BOLT CIRCLE NOMINAL DIAMETER | 8.500 INCHES 1ST END |  | BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES 1ST END |  | BOLT HOLE QUANTITY | 8 1ST END |  | CONNECTION TYPE | FLANGE 1ST END |  | FLANGE FACE DESIGN | PLAIN 1ST END |  | FLANGE SHAPE | ROUND WITH HOLES 1ST END |  | FLOW CONTROL DEVICE | DISK |  | NOMINAL OUTSIDE DIAMETER | 10.000 INCHES 1ST END |  | MATERIAL | COPPER ALLOY BODY |  | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE |  | MATERIAL | COPPER ALLOY SEAT |  | MAXIMUM OPERATING PRESSURE | 550.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |  | MAXIMUM OPERATING TEMP | 550.0 DEG FAHRENHEIT SINGLE RESPONSE | 
 |