Product Details | TUBE COUPLING NUT

4730-00-273-6659 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: WU13298, 4730-00-273-6659, 00-273-6659, 4730002736659, 002736659

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-273-6659

Drawings & Photos | NSN 4730-00-273-6659


Cross Reference | NSN 4730-00-273-6659

Part Number Cage Code Manufacturer
WU13298 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 4730-00-273-6659

Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE 1.125 INCHES
THREAD QUANTITY PER INCH 14
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL COPPER ALLOY 482 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT STYLE A351 TUBE COUPLING
NUT HEIGHT 1.250 INCHES NOMINAL
WIDTH ACROSS FLATS 1.500 INCHES NOMINAL
LENGTH TO SHOULDER 0.937 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 0.718 INCHES NOMINAL
FABRICATION METHOD ANY ACCEPTABLE
NOMINAL TUBE OUTSIDE DIAMETER 0.6875 INCHES
SPECIAL FEATURES 0.313 RADIUS OF UNTHREADED END

Restrictions/Controls & Freight Information | NSN 4730-00-273-6659

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
No Freight Information

Management | NSN 4730-00-273-6659

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
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