VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include material: ALUMINUM ALLOY 6061 STEM, body_style: STRAIGHT THRU, temp_rating: -65.0 FAHRENHEIT AND 320.0 FAHRENHEIT DEGF, surface_treatment: ANODIZE OUTSIDE, flow_control_device: STEM AND INTEGRAL DISK, body_outside_diameter: 0.798 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-646-5998, 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 6061 STEM |
| body_style | STRAIGHT THRU |
| temp_rating | -65.0 FAHRENHEIT AND 320.0 FAHRENHEIT DEGF |
| special_features | FULLY OPEN: 165 DEG AND BELOW; STARTS TO CLOSE: 165-180 DEG; FULLY CLOSED: 180 DEG; FLUID: MIL-H-83282; VALVE CRACKING PRESSURE: 40 PSID MAX, AT 190-195 DEG F; VALVE TO RESEAT AT 30 PSID MIN DEGF |
| surface_treatment | ANODIZE OUTSIDE |
| flow_control_device | STEM AND INTEGRAL DISK |
| body_outside_diameter | 0.798 INCHES NOMINAL IN |
| first_end_flange_width | 0.875 INCHES NOMINAL IN |
| first_end_flange_length | 1.812 INCHES NOMINAL IN |
| media_for_which_designed | OIL |
| temp_control_device_type | THERMOSTATIC |
| first_end_flange_thickness | 0.125 INCHES NOMINAL IN |
| NSN | 4820-01-646-5998 |
| TEMP RATING | -65.0 FAHRENHEIT AND 320.0 FAHRENHEIT DEGF |
| FIRST END FLANGE SHAPE STYLE | OVAL W/ BOLT HOLES |
| MATERIAL | ALUMINUM ALLOY 6061 BODY |
| BODY STYLE | STRAIGHT THRU |
| SPECIAL FEATURES | FULLY OPEN: 165 DEG AND BELOW; STARTS TO CLOSE: 165-180 DEG; FULLY CLOSED: 180 DEG; FLUID: MIL-H-83282; VALVE CRACKING PRESSURE: 40 PSID MAX, AT 190-195 DEG F; VALVE TO RESEAT AT 30 PSID MIN DEGF |
| TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| FIRST END BOLT HOLE QUANTITY | 2 |
| FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| FIRST END FLANGE END RADIUS | 0.250 INCHES NOMINAL IN |
| FIRST END CENTER TO CENTER DISTANCE BETWEEN HOLES ALONG LENGTH | 1.312 INCHES NOMINAL IN |