The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEAT, valve_size: 5.000 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-221-1570, 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 | COPPER ALLOY SEAT |
| valve_size | 5.000 INCHES IN |
| bonnet_type | INSIDE SPRING |
| flange_shape | ROUND WITH HOLES ALL ENDS |
| connection_type | FLANGE ALL ENDS |
| style_designator | ANGLE FLANGED ENDS |
| mounting_facility | THREADED FASTENER |
| nominal_thickness | 0.562 INCHES ALL ENDS IN |
| bolt_hole_quantity | 2 ALL ENDS |
| flange_face_design | PLAIN ALL ENDS |
| disk_loading_method | SPRING |
| flow_control_device | DISK |
| NSN | 4820-01-221-1570 |
| BONNET ATTACHMENT METHOD | BOLTED |
| MATERIAL | COPPER ALLOY STEM |
| NOMINAL THICKNESS | 0.562 INCHES ALL ENDS IN |
| VALVE SIZE | 5.000 INCHES IN |
| BOLT CIRCLE NOMINAL DIAMETER | 4.500 INCHES ALL ENDS IN |
| MOUNTING FACILITY | THREADED FASTENER |
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 9.062 INCHES ALL ENDS IN |
| FLANGE FACE DESIGN | PLAIN ALL ENDS |
| BOLT HOLE NOMINAL DIAMETER | 0.812 INCHES ALL ENDS IN |