489-1/4SS2-2: VALVE,CHECK.
The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 BODY, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, special_features: OPENING PRESSURE 2 PSI, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-027-3216, 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 BODY |
| connection_type | THREADED EXTERNAL PIPE ALL ENDS |
| connection_style | PLAIN (PIPE) ALL ENDS |
| special_features | OPENING PRESSURE 2 PSI |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| mounting_position | HORIZONTAL OR VERTICAL |
| operating_pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| disk_loading_method | SPRING |
| flow_control_device | POPPET |
| nominal_thread_size | 0.250 INCHES ALL ENDS IN |
| maximum_operating_temp | 200.0 FAHRENHEIT SECOND RESPONSE DEGF |
| NSN | 4820-01-027-3216 |
| FLOW CONTROL DEVICE | POPPET |
| CONNECTION STYLE | PLAIN (PIPE) ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-1149,TYPE 2,CLASS 5 MIL SPEC SINGLE MATERIAL RESPONSE PACKING |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-763,CLASS 304 FED SPEC 2ND MATERIAL RESPONSE BODY |
| OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS IN |
No substitute or cross-reference records for this part.