Product Details | BOSS REDUCER

4730-01-621-5073 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: AS5172W0406L , 4730-01-621-5073, 01-621-5073, 4730016215073, 016215073

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

Supply Group (FSG) NSN Assign. NIIN
47 2013253 01-621-5073

Demand History | NSN 4730-01-621-5073

Part Number Request Date QTY Origin
4730-01-621-5073 2019-04-115 38 DIBBS
4730-01-621-5073 2018-10-289 50 DIBBS
4730-01-621-5073 2017-12-356 154 DIBBS
4730-01-621-5073 2017-12-355 154 DIBBS

Cross Reference | NSN 4730-01-621-5073

Part Number Cage Code Manufacturer
AS5172W0406L 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-01-621-5073

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 7075 BODY
SURFACE TREATMENT CADMIUM BODY
NOMINAL LENGTH 1.250 INCHES ALL ENDS
NOMINAL WIDTH 0.678 INCHES ALL ENDS
THREAD SERIES DESIGNATOR UNJF ALL ENDS
NOMINAL THREAD SIZE 0.4375 INCHES ALL ENDS
THREAD CLASS 3A ALL ENDS
PART NAME ASSIGNED BY CONTROLLING AGENCY FITTING, UNION AND REDUCER, FLARED

Restrictions/Controls & Freight Information | NSN 4730-01-621-5073

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information