NSN 4730-00-825-2086

Part Details | TUBE COUPLING NUT

4730-00-825-2086 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: MS219214S, MS21921-4S, 4730-00-825-2086, 00-825-2086, 4730008252086, 008252086

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196200-825-208603859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-825-2086
Part Number Cage Code Manufacturer
MS21921-4S96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 4730-00-825-2086
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 HEIGHT0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM
WIDTH ACROSS FLATS0.562 INCHES NOMINAL
LENGTH TO SHOULDER0.537 INCHES MINIMUM AND 0.557 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM
SEAT ANGLE45.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES