| MATERIAL | STEEL BODY | 
|  | COBALT ALLOY FLOW CONTROL DEVICE | 
|  | COBALT ALLOY SEAT | 
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY | 
| STYLE DESIGNATOR | STRAIGHT THRU | 
| FLOW CONTROL DEVICE | DISK | 
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | 
| MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | 
| MAXIMUM OPERATING TEMP | 775.0 DEG FAHRENHEIT SINGLE RESPONSE | 
| VALVE OPERATION METHOD | AUTOMATIC | 
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | 
| CONNECTION STYLE | SOCKET (PIPE) ALL ENDS | 
| NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES ALL ENDS | 
| MOUNTING POSITION | HORIZONTAL | 
| DISK LOADING METHOD | WEIGHT | 
| TEST DATA DOCUMENT | 81349-MIL-S-901 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | 
| SPEC/STD CONTROLLING DATA |  | 
| MANUFACTURERS CODE | 81349 | 
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-18436 |