The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_size: 4.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, nominal_thickness: 1.000 INCHES FIRST END IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-339-1530, 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 | STEEL BODY |
| valve_size | 4.000 INCHES IN |
| flange_shape | ROUND WITH HOLES ALL ENDS |
| connection_type | FLANGE ALL ENDS |
| style_designator | ANGLE FLANGED ENDS |
| nominal_thickness | 1.000 INCHES FIRST END IN |
| bolt_hole_quantity | 8 ALL ENDS |
| flange_face_design | RAISED STRAIGHT ALL ENDS |
| operating_pressure | 185.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| flow_control_device | DISK |
| maximum_operating_temp | 100.0 FAHRENHEIT FIRST RESPONSE DEGF |
| valve_operation_method | AUTOMATIC |
| NSN | 4820-01-339-1530 |
| RAISED FACE NOMINAL DIAMETER | 7.562 INCHES FIRST END IN |
| FLOW CONTROL DEVICE | DISK |
| ADJUSTABLE PRESSURE RANGE | +53.0 TO 64.0 POUNDS PER SQUARE INCH LBS |
| MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SECOND RESPONSE DEGF |
| MAXIMUM OPERATING TEMP | 100.0 FAHRENHEIT FIRST RESPONSE DEGF |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE ALL ENDS |
| STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES FIRST END IN |
| BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES SECOND END IN |