NSN 4730-00-821-0189

Part Details | PACKING NUT

4730-00-821-0189 An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. See also BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; and NUT, TUBE COUPLING. Excludes PACKING NUT, STUFFING TUBE; and use with electrical cable, and LOCKNUT, PIPE.

Alternate Parts: MS219374L, MS21937-4L, MS219374L, MS21937-4L, 10501495, 105-01495, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS219374L, MS21937-4L, MS21937W4L, AS21937, AS18280, 4730-00-821-0189, 00-821-0189, 4730008210189, 008210189

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196200-821-018918028 ( PACKING NUT )
REFERENCE DRAWINGS & PICTURES

HEXAGON, INTERNAL THREAD, SHOULDERED

Cross Reference | NSN 4730-00-821-0189
Part Number Cage Code Manufacturer
MS21937-4L17439CHICAGO PNEUMATIC TOOL CO
MS21937-4L71563COLLINS ENGINEERING CORP
105-0149579470DANA CORPWEATHERHEAD DIV
MS21937-4L01276EATON-AEROQUIP INCDIV FLUID CONNECTORS PRODUCTS
MS21937-4L00624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
MS21937-4L14397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
MS21937-4L03647GLOBE AEROSPACE INC
MS21937-4L96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21937-4L50948PARKER HANNIFIN CORPSTRATOFLEX DIV AIRCRAFT FITTINGS OPN
MS21937-4L45681PARKER-HANNIFIN CORPORATIONDIV CORPORATE HEADQUARTERS
MS21937-4LR1120SATAIR A/S
MS21937W4L81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS2193781343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-821-0189
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 7075
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR4 HEXAGON, INTERNAL THREAD, SHOULDERED
THREAD SIZE7/16IN-20
SCREW THREAD SERIES DESIGNATOR UNF
THREAD LENGTH0.250 INCHES NOMINAL
SCREW THREAD LOCATION INTERNAL
THREAD DIRECTION RIGHT-HAND
OVERALL LENGTH0.406 INCHES NOMINAL
UNTHREADED PORTION LENGTH0.156 INCHES NOMINAL
LARGEST INSIDE DIAMETER0.562 INCHES NOMINAL
WIDTH ACROSS FLATS1.000 INCHES NOMINAL
LENGTH TO SHOULDER0.344 INCHES NOMINAL
MAJOR UNTHREADED OUTSIDE DIAMETER0.687 INCHES NOMINAL
THREAD CLASS3B
SPECIFICATION/STANDARD DATA81343-SAE AS21937 MANUFACTURERS STANDARD