Product Details | TUBE COUPLING NUT

4730-00-203-7985 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: AN81716D, AN817-16D, 4730-00-203-7985, 00-203-7985, 4730002037985, 002037985

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-203-7985

Drawings & Photos | NSN 4730-00-203-7985


Cross Reference | NSN 4730-00-203-7985

Part Number Cage Code Manufacturer
AN817-16D 00624 EATON CORPORATION DBA AEROSPACE DIV
AN817-16D 06581 ALLAN AIRCRAFT SUPPLY CO, LLC
AN817-16D 13899 HYDRO FITTING MANUFACTURING CORPORATION
AN817-16D 14397 FABER ENTERPRISES, INC.
AN817-16D 14798 DESIGNED METAL CONNECTIONS, INC. DBA PERMASWAGE
AN817-16D 22995 CROWN FITTING CO INC
AN817-16D 30974 AEROFIT, LLC
AN817-16D 71563 COLLINS ENGINEERING CORP
AN817-16D 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 4730-00-203-7985

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 1.312 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE OVERALL
NUT STYLE A353 TUBE COUPLING
NUT HEIGHT 1.938 INCHES NOMINAL
WIDTH ACROSS FLATS 1.500 INCHES NOMINAL
LENGTH TO SHOULDER 0.734 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 1.006 INCHES MINIMUM AND 1.009 INCHES MAXIMUM
SEAT ANGLE 33.00 DEGREES NOMINAL
FABRICATION METHOD ANY ACCEPTABLE
NOMINAL TUBE OUTSIDE DIAMETER 1.000 INCHES
SPECIFICATION/STANDARD DATA 88044-AN817 GOVERNMENT STANDARD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN817-16D

Restrictions/Controls & Freight Information | NSN 4730-00-203-7985

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:AItem does not contain precious metal
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 013540 ALUM NUTS
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 576 unknown
Originating Activity Code XX
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 4730-00-203-7985

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each