The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 STEM, valve_size: 0.500 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 4820-01-127-5114, 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 COMP 303 STEM |
| valve_size | 0.500 INCHES IN |
| bonnet_type | INSIDE SPRING |
| flange_shape | ROUND WITH HOLES ALL ENDS |
| connection_type | FLANGE ALL ENDS |
| style_designator | ANGLE FLANGED ENDS |
| nominal_thickness | 0.440 INCHES ALL ENDS IN |
| bolt_hole_quantity | 4 ALL ENDS |
| flange_face_design | RAISED STRAIGHT ALL ENDS |
| operating_pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| disk_loading_method | SPRING |
| flow_control_device | DISK |
| NSN | 4820-01-127-5114 |
| FLOW CONTROL DEVICE | DISK |
| STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| NOMINAL THICKNESS | 0.440 INCHES ALL ENDS IN |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES IN |
| BOLT CIRCLE NOMINAL DIAMETER | 2.380 INCHES ALL ENDS IN |
| VALVE SIZE | 0.500 INCHES IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL | NICKEL ALLOY SEAT |
| VALVE OPERATION METHOD | AUTOMATIC |