Product Details | UNION NUT

4730-00-531-1044 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: 5311044, 4730-00-531-1044, 00-531-1044, 4730005311044, 005311044

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-531-1044

Drawings & Photos | NSN 4730-00-531-1044


Cross Reference | NSN 4730-00-531-1044

Part Number Cage Code Manufacturer
5311044 24617 GENERAL MOTORS CORP

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Technical Data | NSN 4730-00-531-1044

Characteristic Specifications
THREAD SERIES UNEF
NOMINAL THREAD SIZE 1.438 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS ANY ACCEPTABLE
THREAD DIRECTION RIGHT-HAND
MATERIAL ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2011 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/5,T4 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/4,T4 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-225/3,T3 FED SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A370 ROUND
SHOULDER WIDTH 0.094 INCHES NOMINAL
NUT DIAMETER 1.562 INCHES NOMINAL
NUT HEIGHT 0.438 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 1.278 INCHES NOMINAL
SHOULDER STEP WIDTH 0.062 INCHES NOMINAL
SHOULDER SEAT DIAMETER 1.438 INCHES NOMINAL
TEMP RATING NOT RATED
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED NOT RATED

Restrictions/Controls & Freight Information | NSN 4730-00-531-1044

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information