NSN 4730-00-277-3343

Part Details | UNION NUT

4730-00-277-3343 An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes NUT (1), TUBE COUPLING.

Alternate Parts: 15017514, 15-01-7514, 8600208PC23, 8600-208PC23, 5000S4823841337PC4, 5000S4823-841337PC4, 4730-00-277-3343, 00-277-3343, 4730002773343, 002773343

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-277-334319964 ( NUT, UNION )
REFERENCE DRAWINGS & PICTURES

ROUND

Cross Reference | NSN 4730-00-277-3343
Part Number Cage Code Manufacturer
15-01-751496169ELECTRIC BOAT CORPORATION
8600-208PC2396169ELECTRIC BOAT CORPORATION
5000S4823-841337PC480064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-00-277-3343
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE2.876 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE ROUND
SHOULDER WIDTH1.406 INCHES NOMINAL
NUT DIAMETER3.625 INCHES NOMINAL
NUT HEIGHT2.875 INCHES NOMINAL
WIDTH ACROSS FLATS3.625 INCHES NOMINAL
SMALLEST INSIDE DIAMETER2.063 INCHES NOMINAL
SHOULDER STEP WIDTH0.406 INCHES NOMINAL
SHOULDER SEAT DIAMETER2.734 INCHES NOMINAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THD SIZE