Product Details | TUBE TO BOSS STRAIGHT ADAPTER

4730-01-279-4571 An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also COUPLING, TUBE and NIPPLE, TUBE.

Part Alternates: 10525417, 2132266128, 213-2266-12-8, 4730-01-279-4571, 01-279-4571, 4730012794571, 012794571

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

Supply Group (FSG) NSN Assign. NIIN
47 18 MAY 1988 01-279-4571

Demand History | NSN 4730-01-279-4571

Part Number Request Date QTY Origin
213-2266-12-8 2025-10-279 85 DIBBS
213-2266-12-8 2025-09-268 85 DIBBS
213-2266-12-8 2024-06-158 91 DIBBS
213-2266-12-8 2023-11-332 118 DIBBS
213-2266-12-8 2023-08-215 142 DIBBS
213-2266-12-8 2022-08-226 139 DIBBS
213-2266-12-8 2022-06-167 54 DIBBS
213-2266-12-8 2020-04-118 68 DIBBS
213-2266-12-8 2020-03-72 91 DIBBS
4730-01-279-4571 2018-08-232 102 DIBBS
4730-01-279-4571 2018-08-221 102 DIBBS
4730-01-279-4571 2016-12-340 55 DIBBS
4730-01-279-4571 2013-04-107 213 DIBBS
4730-01-279-4571 2012-06-154 0 DIBBS
4730-01-279-4571 2012-04-114 100 DIBBS
4730-01-279-4571 2012-03-83 102 DIBBS
4730-01-279-4571 2012-01-06 129 DIBBS
4730-01-279-4571 2011-12-353 7 DIBBS
4730-01-279-4571 2011-12-343 17 DIBBS
4730-01-279-4571 2011-08-220 0 DIBBS
4730-01-279-4571 2010-10-300 51 DIBBS
4730-01-279-4571 2010-09-270 22 DIBBS
4730-01-279-4571 2009-05-146 30 DIBBS

Cross Reference | NSN 4730-01-279-4571

Part Number Cage Code Manufacturer
10525417 56161 GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION
213-2266-12-8 01276 EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS

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Technical Data | NSN 4730-01-279-4571

Characteristic Specifications
MATERIAL STEEL OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL TUBE 2ND END
CONNECTION STYLE B71 EXTERNAL SEAT FOR GASKET SEAL 1ST END B3 SWIVEL NUT, FLARE 2ND END
SEAT ANGLE 37.0 DEGREES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.750 INCHES 1ST END 0.500 INCHES 2ND END
THREAD SERIES DESIGNATOR UN 1ST END UNF 2ND END
NOMINAL THREAD SIZE 1.062 INCHES 1ST END 0.750 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END
THREAD CLASS 2A 1ST END 2B 2ND END
NOMINAL OVERALL LENGTH 1.320 INCHES

Restrictions/Controls & Freight Information | NSN 4730-01-279-4571

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 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4730-01-279-4571

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each