| 
                                    
                                 | 
                            
                            
                                
                                     
                                 | 
                            
		                    
		                        
		                             National Stock Number: 4820-00-794-4869
  Federal Supply Class: 4820
  National Item Identification Number: 007944869
  Description: VALVE,SAFETY RELIEF
  Detail: A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE. 
		                         | 
		                    
		                    
		                        
                                    
  Manufacturer Information:
 | 1/2 29A-250 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |  | X1396T2-250 | 0AT62 | SIEMENS ENERGY, INC. |  | X1396T2-250 | 30760 | INGERSOLL RAND CO |  | X1396T2-250 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |  | X1396T2-250 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE |  | X1396T2-250 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP |   
		                         | 
		                    
				            
					            
						            
  Techincal Specification:
 | STYLE DESIGNATOR | ANGLE |  | VALVE OPERATION METHOD | AUTOMATIC |  | MATERIAL | COPPER ALLOY OVERALL |  | FLOW CONTROL DEVICE | CONE |  | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |   | GAS, INERT 2ND RESPONSE |  | MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |  | VALVE DISCHARGE FLOW RATE | 326.0 CUBIC FEET PER MINUTE |  | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |  | CONNECTION STYLE | PLAIN (PIPE) 1ST END |  | THREAD SERIES DESIGNATOR | NPT 1ST END |  | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END |  | THREAD DIRECTION | RIGHT-HAND 1ST END |  | BONNET TYPE | INSIDE SPRING |  | BONNET ATTACHMENT METHOD | THREADED |  | DISK LOADING METHOD | SPRING |  | OPENING PRESSURE SETTING | 250.0 POUNDS PER SQUARE INCH |  | ADJUSTABLE PRESSURE RANGE | 1.0 TO 250.0 POUNDS PER SQUARE INCH |  | SPECIAL FEATURES | HAS MANUAL TEST LEVER |   
					             |