CHECK VALVE
P/N 1C3412
PN 7D0283-12
NSN 4820-01-417-9461

MFG CRISSAIR, INC
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7

ITEM NAME:   VALVE,CHECK
DEFINITION:  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.
            

CHARACTERISTIC                          VALUE
THREAD CLASS                            3A 1ST END 3B 2ND END                            
THREAD DIRECTION                        RIGHT-HAND ALL ENDS                              
FLOW CONTROL DEVICE                     POPPET                                           
MAXIMUM OPERATING TEMP                  275.0 DEG FAHRENHEIT SINGLE RESPONSE             
END ITEM IDENTIFICATION                 AIRCRAFT, C-17A                                  
CONNECTION STYLE                        EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END     
                                        SWIVEL NUT, FLARELESS (TUBE) 2ND END             
VALVE OPERATION METHOD                  AUTOMATIC                                        
CONNECTION TYPE                         THREADED EXTERNAL BOSS 1ST END THREADED INTERNAL 
                                        TUBE 2ND END                                     
MOUNTING POSITION                       HORIZONTAL OR VERTICAL                           
THREAD QUANTITY PER INCH                12 ALL ENDS                                      
MAXIMUM OPERATING PRESSURE              4000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE    
NOMINAL THREAD SIZE                     1.062 INCHES ALL ENDS                            
SEAT ANGLE                              12.0 DEGREES 2ND END                             
NOMINAL OUTSIDE DIAMETER                0.750 INCHES 2ND END                             
TUBE ACCOMMODATED                                                                        
MATERIAL                                STEEL COMP 630 BODY STEEL COMP 440C FLOW CONTROL 
                                        DEVICE                                           
SURFACE TREATMENT                       PASSIVATE                                        
STYLE DESIGNATOR                        STRAIGHT THRU                                    
THREAD SERIES DESIGNATOR                UNJ ALL ENDS