Product Details | UNION NUT

4730-01-509-7355 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.202109000004730000000

Part Alternates: 4730-01-509-7355, 01-509-7355, 4730015097355, 015097355

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 01-509-7355

Drawings & Photos | NSN 4730-01-509-7355


Cross Reference | NSN 4730-01-509-7355

Part Number Cage Code Manufacturer
50N-3 MONEL 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
50N-3-M 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
RE-B 102236 80064 NAVAL SHIP SYSTEMS COMMAND
RE-B102236-2 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4730-01-509-7355

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 1.750 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3B
THREAD PITCH DIAMETERS ANY ACCEPTABLE
THREAD DIRECTION RIGHT-HAND
MATERIAL NICKEL ALLOY OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A371 HEXAGON
SHOULDER WIDTH 0.312 INCHES NOMINAL
NUT HEIGHT 1.0625 INCHES NOMINAL
WIDTH ACROSS FLATS 2.000 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 1.378 INCHES NOMINAL
SHOULDER STEP WIDTH 0.250 INCHES NOMINAL
SHOULDER SEAT DIAMETER 1.750 INCHES NOMINAL
TEMP RATING NOT RATED
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED NOT RATED
SPECIAL FEATURES MATERIAL IS MONEL
III PART NAME ASSIGNED BY CONTROLLING AGENCY UNION NUT

Restrictions/Controls & Freight Information | NSN 4730-01-509-7355

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information