The INDICATOR,SYNCHRONIZATION is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET ALL ENDS, style_designator: ANGLE, disk_loading_method: SPRING, valve_operation_method: AUTOMATIC. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-057-4138, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | NICKEL ALLOY SEAT |
| connection_type | UNTHREADED INTERNAL PIPE ALL ENDS |
| connection_style | SOCKET ALL ENDS |
| style_designator | ANGLE |
| disk_loading_method | SPRING |
| valve_operation_method | AUTOMATIC |
| end_item_identification | NUCLEAR REACTOR BOUNDRY AREA. |
| adjustable_pressure_range | +171.0 TO 200.0 POUNDS PER SQUARE INCH LBS |
| nominal_pipe_size_accommodated | 0.843 INCHES ALL ENDS IN |
| part_name_assigned_by_controlling_agency | 1/2 INCH ANGLE RELIEF VALVE IN |
| NSN | 4820-01-057-4138 |
| MATERIAL | COPPER ALLOY BODY |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE |
| MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE |
| STYLE DESIGNATOR | ANGLE |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| ADJUSTABLE PRESSURE RANGE | +171.0 TO 200.0 POUNDS PER SQUARE INCH LBS |
| MATERIAL | NICKEL ALLOY SEAT |
| FLOW CONTROL DEVICE | DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B164,CLASS C ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| MAXIMUM OPERATING TEMP | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |