4730-00-277-5075 CROSS,BOSS Index 4730-00-277-5078 LOCKNUT,TUBE FITTING

National Stock Number:
4730-00-277-5077

Federal Supply Class:
4730

National Item Identification Number:
002775077

Description:
LOCKNUT,TUBE FITTING

Detail:
AN ITEM WITH INTERNAL MACHINE THREADS DESIGNED TO FIT THE EXTERNAL MACHINE THREADS OF A TUBE FITTING. IT HAS FLAT FACES, ONE OF WHICH HAS A COUNTERBORED RECESS TO ACCOMMODATE PACKING, PACKING OR SEALING RING(S), GASKET(S), AND THE LIKE. THE ITEM, WHEN INSTALLED, PROVIDES A METHOD OF LOCKING AND SEALING THE CONNECTION. SEE ALSO LOCKNUT, PIPE; NUT (1), TUBE COUPLING AND NUT (1), PLAIN, HEXAGON.


Manufacturer Information:
10195377A486GNIMIKKEISTOKESKUS NCB FINLAND
1376-18-164A0199FINMECCANICA SPA
817664018876U S ARMY AVIATION AND MISSILE COMMAND
817664418876U S ARMY AVIATION AND MISSILE COMMAND
AFP105D1230974AEROFIT, LLC
4730PL08167999009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
AN6289D1200624EATON AEROQUIP LLC
AN6289D1214397FABER ENTERPRISES, INC.
AN6289D1214798DESIGNED METAL CONNECTIONS INC
AN6289D1222995CROWN FITTING CO INC
AN6289D1271563COLLINS ENGINEERING CORP
AN6289D1288044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN6289W1288044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN6289D12R1120SATAIR A/S
AS48410U583SAE INTERNATIONAL
AS51790U583SAE INTERNATIONAL
AS5179D120U583SAE INTERNATIONAL
SAE-AS48410U583SAE INTERNATIONAL
BACN10DU12D81205THE BOEING COMPANY
AS5179D1281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS517981343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5179-D-1281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS484181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MILF550981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
AS5179D12A0126LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE


Techincal Specification:
PACKING RECESS DEPTH0.054 INCHES NOMINAL
PACKING RECESS DIAMETER1.295 INCHES NOMINAL
MATERIALALUMINUM ALLOY OVERALL
NOMINAL THREAD SIZE1.062 INCHES
NOMINAL TUBE OUTSIDE DIAMETER0.750 INCHES
NUT HEIGHT0.435 INCHES NOMINAL
NUT STYLETUBE FITTING LOCKNUT
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH12
WIDTH ACROSS FLATS1.375 INCHES NOMINAL


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