Product Details | TUBE COUPLING NUT

4730-00-257-2180 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.

Part Alternates: AP20706, AP2070-6, BACN10HX6, DB0N10HX6, GA20216, GA2021-6, 1030606, 1-03060-6, 4730-00-257-2180, 00-257-2180, 4730002572180, 002572180

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

Supply Group (FSG) NSN Assign. NIIN
47 26 MAR 1971 00-257-2180

Drawings & Photos | NSN 4730-00-257-2180


Cross Reference | NSN 4730-00-257-2180

Part Number Cage Code Manufacturer
1-03060-6 00624 EATON CORPORATION DBA AEROSPACE DIV
AP2070-6 01673 SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS
BACN10HX6 77272 THE BOEING COMPANY DBA BOEING
DB0N10HX6 14798 DESIGNED METAL CONNECTIONS, INC. DBA PERMASWAGE
GA2021-6 03647 GLOBE AEROSPACE INC

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Technical Data | NSN 4730-00-257-2180

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.562 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
NUT STYLE A355 TUBE COUPLING
NUT HEIGHT 0.935 INCHES MINIMUM AND 0.955 INCHES MAXIMUM
LARGEST OUTSIDE DIAMETER 0.648 INCHES MINIMUM AND 0.668 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
LENGTH TO SHOULDER 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER 0.380 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
SEAT ANGLE 33.00 DEGREES NOMINAL
FABRICATION METHOD ANY ACCEPTABLE
NOMINAL TUBE OUTSIDE DIAMETER 0.375 INCHES

Restrictions/Controls & Freight Information | NSN 4730-00-257-2180

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-00-257-2180

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each