Product Details | BOSS REDUCER

4730-00-187-3592 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: AN91919D, AN919-19D, AS5174D1205, 8020470, 4730-00-187-3592, 00-187-3592, 4730001873592, 001873592

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

Supply Group (FSG) NSN Assign. NIIN
47 00-187-3592

Drawings & Photos | NSN 4730-00-187-3592


Demand History | NSN 4730-00-187-3592

Part Number Request Date QTY Origin
AN91919D 2024-09-17 1 Japan
AN91919D 2020-06-18 1 PH
4730-00-187-3592 2013-02-13 2 United States
4730-00-187-3592 2010-11-09 260 DIBBS
4730-00-187-3592 2008-11-11 303 DIBBS

Cross Reference | NSN 4730-00-187-3592

Part Number Cage Code Manufacturer
5068-919D20 17341 TECH AERO INC
7062-919D20 50276 PREECE INC DECCA VALVES DIV
8020470 18876 U S ARMY AVIATION AND MISSILE COMMAND
AN919-19D 00624 EATON CORPORATION DBA AEROSPACE DIV
AN919-19D 06581 ALLAN AIRCRAFT SUPPLY CO, LLC
AN919-19D 13899 HYDRO FITTING MANUFACTURING CORPORATION
AN919-19D 14397 FABER ENTERPRISES, INC.
AN919-19D 14798 DESIGNED METAL CONNECTIONS, INC. DBA PERMASWAGE
AN919-19D 22995 CROWN FITTING CO INC
AN919-19D 71563 COLLINS ENGINEERING CORP
AN919-19D 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN919-19D R1120 SATAIR A/S
AS5174D1208 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS24399D20 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 4730-00-187-3592

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2014 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/4,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
CONNECTION TYPE THREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLE B81 FLARED W/GASKET SEAL ALL ENDS
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 3A ALL ENDS
NOMINAL OVERALL LENGTH 1.891 INCHES
REDUCER TYPE CONCENTRIC
SPECIFICATION/STANDARD DATA 88044-AN919 GOVERNMENT STANDARD
III END ITEM IDENTIFICATION AIRCRAFT FLUID SYSTEMS
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN919-19D

Restrictions/Controls & Freight Information | NSN 4730-00-187-3592

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information