321881: VALVE,CHECK.
The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: PLAIN (PIPE) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-064-2817, 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 | ALUMINUM ALLOY BODY |
| seat_angle | 37.0 DEGREES FIRST END |
| thread_class | 3A FIRST END A |
| connection_type | THREADED EXTERNAL TUBE FIRST END |
| connection_style | PLAIN (PIPE) SECOND END |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND FIRST END |
| 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 SECOND END IN |
| NSN | 4820-01-064-2817 |
| FLOW CONTROL DEVICE | POPPET |
| CONNECTION STYLE | FLARED (TUBE) FIRST END |
| CONNECTION STYLE | PLAIN (PIPE) SECOND END |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END |
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END |
| STYLE DESIGNATOR | STRAIGHT THRU |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS304 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| THREAD DIRECTION | RIGHT-HAND SECOND END |