Product Details | BOSS REDUCER

4730-00-187-3585 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: AN91912D, AN919-12D, Z00.N7727061908, Z00.N7730063281, Z00N7727061908, Z00N7730063281, 1571261, 946.20.85.513, 9462085513, 4730-00-187-3585, 00-187-3585, 4730001873585, 001873585

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

Supply Group (FSG) NSN Assign. NIIN
47 10 AUG 1983 00-187-3585

Drawings & Photos | NSN 4730-00-187-3585


Demand History | NSN 4730-00-187-3585

Part Number Request Date QTY Origin
AN91912D 2024-09-254 50 United States
AN91912D 2022-08-228 3 United States
AN91912D 2021-07-200 1 United States
4730-00-187-3585 2018-08-219 4 United States
AN91912D 2017-08-242 5 US
AN919-12D 2015-06-161 50 United States
4730-00-187-3585 2015-06-154 10 Canada
AN919-12D 2015-03-85 1 US
AN919-12D 2015-03-69 500 US
AN91912D 2012-03-73 30 US

Cross Reference | NSN 4730-00-187-3585

Part Number Cage Code Manufacturer
1571261 K5524 MEGGITT UK LIMITED
946.20.85.513 S4080 PILATUS AIRCRAFT LTD
AN919-12D 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
Z00.N7727061908 F0086 SOCATA
Z00.N7730063281 F0086 SOCATA

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Technical Data | NSN 4730-00-187-3585

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2014 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID SINGLE RESPONSE
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 UNJF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END 0.562 INCHES 2ND END
THREAD CLASS 3A ALL ENDS
NOMINAL OVERALL LENGTH 1.531 INCHES
REDUCER TYPE CONCENTRIC
SPECIFICATION/STANDARD DATA 88044-AN919 GOVERNMENT STANDARD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN919-12D

Restrictions/Controls & Freight Information | NSN 4730-00-187-3585

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
No Freight Information