NSN 4730-00-277-3345

Part Details | UNION NUT

4730-00-277-3345 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: 5000S4823841337PC4, 5000S4823-841337PC4, 9869027X8PC35, 9869-027X8PC35, 8600206PC22, 8600-206PC22, 8569033PC35, 8569-033PC35, 5000S4823841337PC4, 5000S4823-841337PC4, 4730-00-277-3345, 00-277-3345, 4730002773345, 002773345

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-277-334519964 ( NUT, UNION )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 4730-00-277-3345
Part Number Cage Code Manufacturer
5000S4823-841337PC471905DERBYSHIRE MACHINE & TOOL CO
9869-027X8PC3596169ELECTRIC BOAT CORPORATION
8600-206PC2296169ELECTRIC BOAT CORPORATION
8569-033PC3596169ELECTRIC BOAT CORPORATION
5000S4823-841337PC480064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-00-277-3345
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE2.125 INCHES
THREAD QUANTITY PER INCH12
THREAD DIRECTION RIGHT-HAND
NUT STYLE HEXAGON
SHOULDER WIDTH1.031 INCHES NOMINAL
NUT HEIGHT2.281 INCHES NOMINAL
WIDTH ACROSS FLATS2.750 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.469 INCHES NOMINAL
SHOULDER STEP WIDTH0.313 INCHES NOMINAL
SHOULDER SEAT DIAMETER1.984 INCHES NOMINAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THD SIZE