Product Details | BOSS REDUCER

4730-00-541-2743 A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes BUSHING (as modified).

Part Alternates: AN91916C, AN919-16C, AN91916J, AN919-16J, AS4841, AS5174, AS5174J1204, 8488492, 4730-00-541-2743, 00-541-2743, 4730005412743, 005412743

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-541-2743

Demand History | NSN 4730-00-541-2743

Part Number Request Date QTY Origin
AS5174J1204 2024-08-235 16 Japan
4730-00-541-2743 2021-12-335 8 US
4730-00-541-2743 2018-11-333 58 DIBBS
AS5174J1204 2016-06-176 3 US
AS5174 2013-11-310 6 US
AS4841 2011-03-69 8
4730-00-541-2743 2010-10-287 60 DIBBS
AS5174J1204 2009-08-225 4 US
4730-00-541-2743 2009-08-219 59 DIBBS
AS5174J1204 2008-04-115 2 United States

Cross Reference | NSN 4730-00-541-2743

Part Number Cage Code Manufacturer
8488492 18876 U S ARMY AVIATION AND MISSILE COMMAND
AN919-16C 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN919-16J 00624 EATON CORPORATION DBA AEROSPACE DIV
AN919-16J 06581 ALLAN AIRCRAFT SUPPLY CO, LLC
AN919-16J 13899 HYDRO FITTING MANUFACTURING CORPORATION
AN919-16J 14397 FABER ENTERPRISES, INC.
AN919-16J 14728 PRECISION FORM RIVET INC
AN919-16J 22995 CROWN FITTING CO INC
AN919-16J 30974 AEROFIT, LLC
AN919-16J 71563 COLLINS ENGINEERING CORP
AN919-16J 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN919-16J R1120 SATAIR A/S
AS4841 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5174 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5174J1204 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-00-541-2743

Characteristic Specifications
MATERIAL STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE MIL-F-14072,E300,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 275.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPE THREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLE B81 FLARED W/GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNJ 1ST END UNF 2ND END
NOMINAL THREAD SIZE 1.062 INCHES 1ST END 0.438 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END
THREAD CLASS 3A ALL ENDS
NOMINAL OVERALL LENGTH 1.797 INCHES
REDUCER TYPE CONCENTRIC
SPECIFICATION/STANDARD DATA 88044-AN919 GOVERNMENT STANDARD
III END ITEM IDENTIFICATION 43N AIRCRAFT, HORNET F/A-18
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN919-16J

Restrictions/Controls & Freight Information | NSN 4730-00-541-2743

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 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 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 4730-00-541-2743

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.
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
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 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