NSN 4730-00-277-3348

Part Details | UNION NUT

4730-00-277-3348 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: 8101385943PC7, 810-1385943PC7, 5000S4823841337PC4, 5000S4823-841337PC4, 3004684548 ITE, 300-4684548 ITE, 4730-00-277-3348, 00-277-3348, 4730002773348, 002773348

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-277-334819964 ( NUT, UNION )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 4730-00-277-3348
Part Number Cage Code Manufacturer
810-1385943PC780064NAVAL SHIP SYSTEMS COMMAND
5000S4823-841337PC480064NAVAL SHIP SYSTEMS COMMAND
300-4684548 ITE80064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-00-277-3348
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE0.875 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE HEXAGON
SHOULDER WIDTH0.438 INCHES NOMINAL
NUT HEIGHT1.313 INCHES NOMINAL
WIDTH ACROSS FLATS1.250 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.531 INCHES NOMINAL
SHOULDER STEP WIDTH0.188 INCHES NOMINAL
SHOULDER SEAT DIAMETER0.750 INCHES NOMINAL
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNEDFBAAJ3000.0 POUNDS PER SQUARE INCH AND FBAAG3000.0 POUNDS PER SQUARE INCH AND FBAAD3000.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THD SIZE