| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 4730-00-433-3224
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 004333224
 
 Description:
 NUT,TUBE COUPLING
 
 Detail:
 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.
 |  
		                        | 
 Manufacturer Information:
 
 | AN817-32 | 00624 | EATON AEROQUIP LLC |  | AN817-32 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC |  | AN817-32 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION |  | AN817-32 | 14397 | FABER ENTERPRISES, INC. |  | AN817-32 | 14728 | PRECISION FORM RIVET INC |  | AN817-32 | 22995 | CROWN FITTING CO INC |  | AN817-32 | 30974 | AEROFIT, LLC |  | AN817-32 | 71563 | COLLINS ENGINEERING CORP |  | AN817-32 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | 
 |  
					            | 
 Techincal Specification:
 
 | THREAD SERIES | UN |  | NOMINAL THREAD SIZE | 2.500 INCHES |  | THREAD QUANTITY PER INCH | 12 |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | STEEL OVERALL |  | SURFACE TREATMENT | CADMIUM OVERALL |  | NUT STYLE | TUBE COUPLING |  | NUT HEIGHT | 2.750 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 2.938 INCHES NOMINAL |  | SMALLEST INSIDE DIAMETER | 2.014 INCHES NOMINAL |  | SEAT ANGLE | 33.00 DEGREES NOMINAL |  | NOMINAL TUBE OUTSIDE DIAMETER | 2.000 INCHES |  | SPECIFICATION/STANDARD DATA | 88044-AN817 GOVERNMENT STANDARD |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 88044 |  | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN817-32 | 
 |  |