Product Details | TUBE TO BOSS STRAIGHT ADAPTER

4730-00-185-2791 An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also COUPLING, TUBE and NIPPLE, TUBE.

Part Alternates: 2073581, 4730-00-185-2791, 00-185-2791, 4730001852791, 001852791

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

Supply Group (FSG) NSN Assign. NIIN
47 22 FEB 1971 00-185-2791

Cross Reference | NSN 4730-00-185-2791

Part Number Cage Code Manufacturer
2073581 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4730-00-185-2791

Characteristic Specifications
MATERIAL STEEL COMP 347 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5646 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B64 FLARED 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.312 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END 0.562 INCHES 2ND END
THREAD CLASS 3A 1ST END 3A 2ND END
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 2073581

Restrictions/Controls & Freight Information | NSN 4730-00-185-2791

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 U 50
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable