3020-00-890-9910 GEAR,WORM Index 1660-00-890-9915 SHAFT,GUIDE

National Stock Number:
4730-00-890-9911

Federal Supply Class:
4730

National Item Identification Number:
008909911

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:
NAS1410DD680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.562 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM ALLOY OVERALL
SURFACE TREATMENTANODIZE OVERALL
NUT STYLETUBE FITTING LOCKNUT
NUT HEIGHT0.359 INCHES NOMINAL
WIDTH ACROSS FLATS0.813 INCHES NOMINAL
PACKING RECESS DIAMETER0.678 INCHES NOMINAL
PACKING RECESS DEPTH0.104 INCHES NOMINAL
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES


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