NSN 4730-00-277-6453

Part Details | TUBE COUPLING NUT

4730-00-277-6453 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.

Alternate Parts: AN8174D, AN817-4D, AN817, AN8164D, AN816-4D, AN8174D, AN817-4D, AN8174D, AN817-4D, 80316400, 803164-00, 803164, AS5206W04, 4730-00-277-6453, 00-277-6453, 4730002776453, 002776453

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-277-645303859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-277-6453
Part Number Cage Code Manufacturer
AN817-4D88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN81788044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN816-4D88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AN817-4D05191ALLEN FILTERS, INC.
AN817-4D71563COLLINS ENGINEERING CORP
803164-0032345DEFENSE REDUCTION AGENCY
80316419203PICATINNY ARSENAL
AS5206W0481343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-277-6453
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT1.000 INCHES NOMINAL
WIDTH ACROSS FLATS0.562 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.255 INCHES NOMINAL
SEAT ANGLE33.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES