Product Details | TUBE REDUCER

4730-00-809-6003 A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes BUSHING (as modified).

Part Alternates: MS1579518, MS15795-18 , MS15795218, MS15795-218 , MS24399D15, MS2718318, MS27183-18 , AN91914D, AN919-14D, C452438016, C4524-380-16 , SCD136178, SCD13617-8 , PL-H200667D001 REV R IT NO 7 , PLH200667D001REVRITNO7, PL-H6915D001 IT NO 23 , PLH6915D001ITNO23, PL-H6919D001 REV B IT NO 3 , PLH6919D001REVBITNO3, PL-H691D001 REV B IT NO 23 , PLH691D001REVBITNO23, D124205, D12420-5 , D1464 , FFW92TYPEAGRADE1CLASSA, LS1785816, LS1785-816 , 5310PL0775805, 62.11.068 , 6211068, 656048, 656-048 , 7002618, 70026-18 , 772D435ITEM20 , 91083A033, 920J529301, 920J529-301 , 10082609 , 103343, 122-5277661 ITEM 32 , 1225277661ITEM32, 150018, 15001-8 , 206485PC9 , 303775, 37584 , 4363 , 47034, 4703-4 , 4730-00-809-6003, 00-809-6003, 5310008095998 , 4730008096003, 008096003, 410060179

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1962 00-809-6003

Drawings & Photos | NSN 4730-00-809-6003


Demand History | NSN 4730-00-809-6003

Part Number Request Date QTY Origin
MS2718318 2025-11-317 986 Israel
MS2718318 2025-11-311 986 Israel
5310-00-809-5998 2025-05-143 2600 KR
5310-00-809-5998 2025-05-140 2600 KR
MS2718318 2025-04-112 16 Thailand
5310-00-809-5998 2025-04-99 100 Thailand
MS2718318 2024-11-327 16 Thailand
5310-00-809-5998 2023-12-346 2 US
5310-00-809-5998 2023-11-319 10000 United States
MS2718318 2023-09-262 2 United States
MS2718318 2023-05-144 48 United States
MS2718318 2023-05-144 372 United States
AN91914D 2023-02-34 4 South Africa
MS2718318 2021-10-278 6 United States
5310-00-809-5998 2021-02-33 2 Malaysia
MS2718318 2020-08-223 1132 US
5310-00-809-5998 2019-08-224 1500 US
5310-00-809-5998 2019-04-91 10 CA
MS2718318 2019-03-65 1 US
5310-00-809-5998 2018-09-256 500 United States
5310-00-809-5998 2018-09-256 500 United States
MS2718318 2018-01-30 12 United States
MS2718318 2018-01-30 12 United States
5310-00-809-5998 2017-05-123 1700 United States
4730-00-809-6003 2017-03-74 32 DIBBS-KIT
MS27183-18 2017-03-74 32
5310-00-809-5998 2017-03-61 240 TW
AN91914D 2016-11-314 10 South Africa
MS27183-18 2016-05-137 20
150018 2016-03-84 4 SA
MS2718318 2015-01-12 700 US
MS2718318 2014-11-321 3800 US
MS27183-18 2014-11-314 72 IL
5310-00-809-5998 2014-06-170 1 US
5310-00-809-5998 2014-05-122 63336 US
MS1579518 2014-04-92 1104 United States
MS2718318 2014-04-92 5198 United States
MS1579518 2014-04-92 1104 United States
MS2718318 2014-04-92 5198 United States
MS1579518 2014-03-83 48 United States
MS2718318 2014-03-83 226 United States
MS2718318 2013-12-352 6 US
MS2718318 2013-10-280 300 United States
MS2718318 2012-07-193 100 United States
MS2718318 2012-04-93 252 US
MS2718318 2011-10-293 100 Italy
MS2718318 2011-09-257 6000 US
MS2718318 2011-04-119 1400 US
MS2718318 2011-02-38 500 United States
MS2718318 2010-11-307 2 United States
MS2718318 2010-11-305 2 United States
MS2718318 2010-03-76 6000 United States
5310-00-809-5998 2009-09-268 16000 US
MS2718318 2009-07-205 750 US
MS2718318 2009-07-205 1500 US
MS2718318 2009-07-205 3000 US
MS2718318 2009-03-89 600 us
MS2718318 2009-03-68 6 United States
5310-00-809-5998 2009-03-63 2100 United States
MS2718318 2008-12-366 200 US

Cross Reference | NSN 4730-00-809-6003

Part Number Cage Code Manufacturer
AN919-14D 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
MS24399D15 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 4730-00-809-6003

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B64 FLARED ALL ENDS
SEAT ANGLE 37.0 DEGREES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.625 INCHES 1ST END 0.375 INCHES 2ND END
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.875 INCHES 1ST END 0.562 INCHES 2ND END
THREAD CLASS 3A ALL ENDS
NOMINAL OVERALL LENGTH 0.656 INCHES
REDUCER TYPE CONCENTRIC
SPECIFICATION/STANDARD DATA 96906-MS24399 GOVERNMENT STANDARD
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS24399D15

Restrictions/Controls & Freight Information | NSN 4730-00-809-6003

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 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 713 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 4730-00-809-6003

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeB Rotary Wing Aircraft
Weapons Systems/End Item or Homogeneous GroupBJAH-64 Airframe
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
HD : Each
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeQSTG:AIRCRAFT GROUND SERVICES EQUIPMENT
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
HD : Each
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.
Echelon Identification CodeKReserved
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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
HD : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
HD : Each