MSS21789-2: ELBOW,BOSS.
The ELBOW,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.683 INCHES NOMINAL FIRST END IN, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-201-4705, 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 OVERALL |
| flow_angle | 90.0 DEGREES |
| leg_length | 0.683 INCHES NOMINAL FIRST END IN |
| thread_class | 2B FIRST END |
| connection_type | THREADED EXTERNAL BOSS SECOND END |
| connection_style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_size | 0.625 INCHES SECOND END IN |
| thread_series_designator | UNF ALL ENDS |
| material_document_and_classification | QQ-S-769,TYPE 303SE,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| surface_treatment_document_and_classification | 11-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NSN | 4730-00-201-4705 |
| FLOW ANGLE | 90.0 DEGREES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 11-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| CONNECTION STYLE | GASKET SEAL (BOSS) FIRST END |
| CONNECTION TYPE | THREADED INTERNAL BOSS FIRST END |
| CONNECTION TYPE | THREADED EXTERNAL BOSS SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-769,TYPE 303SE,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| LEG LENGTH | 0.683 INCHES NOMINAL FIRST END IN |
| LEG LENGTH | 0.893 INCHES NOMINAL SECOND END IN |
| NOMINAL THREAD SIZE | 0.625 INCHES SECOND END IN |