The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, seat_angle: 45.0 DEGREES NOMINAL, thread_class: 3B, overall_height: 0.984 INCHES NOMINAL IN, pressure_rating: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, outside_diameter: 1.875 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 4820-00-981-8917, 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 | NICKEL ALLOY |
| seat_angle | 45.0 DEGREES NOMINAL |
| thread_class | 3B |
| overall_height | 0.984 INCHES NOMINAL IN |
| pressure_rating | 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| outside_diameter | 1.875 INCHES NOMINAL IN |
| special_features | TWO SLOTS 0.094 IN. W,0.031 IN. DEEP LOCATED 1.500 IN. APART IN |
| style_designator | PLUG |
| nominal_thread_size | 1.125 INCHES IN |
| thread_quantity_per_inch | 18 |
| thread_series_designator | UNS |
| material_document_and_classification | QQ-N-288, COMPA FED SPEC SINGLE MATERIAL RESPONSE |
| NSN | 4820-00-981-8917 |
| STYLE DESIGNATOR | PLUG |
| NOMINAL THREAD SIZE | 1.125 INCHES IN |
| THREAD SERIES DESIGNATOR | UNS |
| OVERALL HEIGHT | 0.984 INCHES NOMINAL IN |
| SEAT ANGLE | 45.0 DEGREES NOMINAL |
| OUTSIDE DIAMETER | 1.875 INCHES NOMINAL IN |
| THREAD QUANTITY PER INCH | 18 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288, COMPA FED SPEC SINGLE MATERIAL RESPONSE |
| SPECIAL FEATURES | TWO SLOTS 0.094 IN. W,0.031 IN. DEEP LOCATED 1.500 IN. APART IN |
| MATERIAL | NICKEL ALLOY |