NSN 4730-00-203-7985
Part Details | TUBE COUPLING NUT
4730-00-203-7985 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.
Alternate Parts: AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, AN81716D, AN817-16D, 4730-00-203-7985, 00-203-7985, 4730002037985, 002037985
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
47 | JAN 01, 1961 | 00-203-7985 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING

Cross Reference | NSN 4730-00-203-7985
Part Number | Cage Code | Manufacturer |
---|---|---|
AN817-16D | 30974 | AEROFIT, LLC |
AN817-16D | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
AN817-16D | 06581 | ALLAN AIRCRAFT SUPPLY CO, LLC |
AN817-16D | 71563 | COLLINS ENGINEERING CORP |
AN817-16D | 22995 | CROWN FITTING CO INC |
AN817-16D | 14798 | DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA |
AN817-16D | 00624 | EATON-AEROQUIP LLC.DBA AEROSPACE GROUP |
AN817-16D | 14397 | FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC |
AN817-16D | 13899 | HYDRO FITTING MANUFACTURINGCORPORATION |
Technical Data | NSN 4730-00-203-7985
Characteristic | Specifications |
---|---|
THREAD SERIES | UN |
NOMINAL THREAD SIZE | 1.312 INCHES |
THREAD QUANTITY PER INCH | 12 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
NUT STYLE | TUBE COUPLING |
NUT HEIGHT | 1.938 INCHES NOMINAL |
WIDTH ACROSS FLATS | 1.500 INCHES NOMINAL |
LENGTH TO SHOULDER | 0.734 INCHES NOMINAL |
SMALLEST INSIDE DIAMETER | 1.006 INCHES MINIMUM AND 1.009 INCHES MAXIMUM |
SEAT ANGLE | 33.00 DEGREES NOMINAL |
FABRICATION METHOD | |
NOMINAL TUBE OUTSIDE DIAMETER | 1.000 INCHES |
SPECIFICATION/STANDARD DATA | 88044-AN817 GOVERNMENT STANDARD |