NSN 4730-01-252-8301

Part Details | TUBE COUPLING INVERTED NUT

4730-01-252-8301 An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.

Alternate Parts: 75B3100012001, 75B310001-2001, 4730-01-252-8301, 01-252-8301, 4730012528301, 012528301

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47APR 08, 198701-252-830103857 ( INVERTED NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

INVERTED NUT, TUBE, FLARE

Cross Reference | NSN 4730-01-252-8301
Part Number Cage Code Manufacturer
75B310001-200176301BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 4730-01-252-8301
Characteristic Specifications
MATERIAL STEEL COMP 416SE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
CASEHARDENING INDICATOR NOT CASEHARDENED
FABRICATION METHOD ANY ACCEPTABLE
STYLE DESIGNATOR INVERTED NUT, TUBE, FLARE
OVERALL LENGTH0.700 INCHES NOMINAL
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.316 INCHES NOMINAL
SEAT ANGLE IN DEG20.0
THREAD SIZE7/16-20
SCREW THREAD SERIES DESIGNATOR UNF
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND