VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: PLASTIC FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, temp_rating: 175.0 FAHRENHEIT MAXIMUM DEGF, regulation_type: MANUAL SINGLE STAGE, mounting_facility: CLAMP. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-957-5639, 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.
| filter | NOT INCLUDED |
| material | PLASTIC FLOW CONTROL DEVICE |
| body_style | STRAIGHT THRU |
| temp_rating | 175.0 FAHRENHEIT MAXIMUM DEGF |
| regulation_type | MANUAL SINGLE STAGE |
| mounting_facility | CLAMP |
| valve_stem_design | SINGLE SEAT |
| flow_control_device | DISK |
| valve_loading_method | SPRING |
| manual_control_method | TEE HANDLE |
| end_connection_quantity | 2 |
| end_item_identification | 6640-00-538-2736 |
| NSN | 4820-00-957-5639 |
| RENEWABLE SEAT RING TYPE | PRESSED-IN |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| END ITEM IDENTIFICATION | 6640-00-538-2736 |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/4-18 NPTF FIRST END |
| MATERIAL | PLASTIC STEM |
| MOUNTING FACILITY | CLAMP |
| MATERIAL | PLASTIC FLOW CONTROL DEVICE |
| FLOW CONTROL DEVICE | DISK |
| BODY STYLE | STRAIGHT THRU |
| FIRST END STYLE DESIGNATOR | PLAIN |