Product Details | TUBE REDUCER

4730-01-173-4131 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: AE162086, AE1620-8-6, AE1628086, AE16280-8-6, AP305SP0806, ST7M247, ST7M247P0806, R44180P0806, R44180P-0806, 4730-01-173-4131, 01-173-4131, 4730011734131, 011734131

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

Supply Group (FSG) NSN Assign. NIIN
47 05 MAR 1984 01-173-4131

Demand History | NSN 4730-01-173-4131

Part Number Request Date QTY Origin
4730-01-173-4131 2025-08-239 2 US
AE16280-8-6 2021-01-03 30 DIBBS
AP305SP0806 2021-01-03 30 DIBBS
R44180P-0806 2021-01-03 30 DIBBS
ST7M247P0806 2021-01-03 30 DIBBS
AE16280-8-6 2019-08-224 19 DIBBS
AP305SP0806 2019-08-224 19 DIBBS
R44180P-0806 2019-08-224 19 DIBBS
ST7M247P0806 2019-08-224 19 DIBBS
AE16280-8-6 2019-08-213 19 DIBBS
AP305SP0806 2019-08-213 19 DIBBS
R44180P-0806 2019-08-213 19 DIBBS
ST7M247P0806 2019-08-213 19 DIBBS
4730-01-173-4131 2015-04-97 11 DIBBS
4730-01-173-4131 2015-02-36 11 DIBBS

Cross Reference | NSN 4730-01-173-4131

Part Number Cage Code Manufacturer
AE1620-8-6 00624 EATON CORPORATION DBA AEROSPACE DIV
AE16280-8-6 00624 EATON CORPORATION DBA AEROSPACE DIV
AP305SP0806 01673 SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS
R44180P-0806 50599 PARKER-HANNIFIN CORPORATION DBA STRATOFLEX PRODUCT DIVISION
ST7M247 76301 BOEING COMPANY, THE DBA BOEING
ST7M247P0806 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 4730-01-173-4131

Characteristic Specifications
MATERIAL STEEL COMP 630 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5643,COND H1075 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B84 CUSHION SEAL 1ST END B64 FLARED 2ND END
SEAT ANGLE 37.0 DEGREES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES 1ST END 0.375 INCHES 2ND END
THREAD SERIES DESIGNATOR UNJS 1ST END UNJF 2ND END
NOMINAL THREAD SIZE 0.719 INCHES 1ST END 0.562 INCHES 2ND END
THREAD QUANTITY PER INCH 18 1ST END
THREAD CLASS 3A ALL ENDS
NOMINAL OVERALL LENGTH 1.151 INCHES
REDUCER TYPE CONCENTRIC
III END ITEM IDENTIFICATION 55N AIRCRAFT, HARRIER AV-8B

Restrictions/Controls & Freight Information | NSN 4730-01-173-4131

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 051400 PIPE FITTINGS ALUMINUM
Less than car load rating
Less than truck load rating P 77.5
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 4730-01-173-4131

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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
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
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 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
EA : Each