6394255: NUT,UNION.
The NUT,UNION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, nut_style: HEXAGON, nut_height: 0.438 INCHES NOMINAL IN, temp_rating: -20.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UN. This part is cataloged in the U.S.
Government catalog under NSN 4730-01-520-8629, 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 | COPPER ALLOY OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.438 INCHES NOMINAL IN |
| temp_rating | -20.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| thread_class | 3B |
| thread_series | UN |
| special_features | O-RING MAT'L DETERMINES TEMPERATURE RANGE; USED TO ATTACH TAILPIECE TO A THREADED PIECE, LOCKWIRE HOLE INCLUDED |
| thread_direction | RIGHT-HAND |
| width_across_flats | 1.063 INCHES NOMINAL IN |
| nominal_thread_size | 0.563 INCHES IN |
| shoulder_seat_diameter | 0.563 INCHES NOMINAL IN |
| end_item_identification | TUBE ASSY, L.P. AIR GAGE PANEL |
| NSN | 4730-01-520-8629 |
| WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL IN |
| THREAD SERIES | UNF |
| TEMP RATING | -20.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.5625 INCHES IN |
| NUT HEIGHT | 0.375 INCHES NOMINAL IN |
| SPECIAL FEATURES | NUT HAS A LOCKWIRE HOLE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | UNION, NUT |
| NUT STYLE | HEXAGON |
| THREAD QUANTITY PER INCH | 18 |