Product Details | TUBE FITTING LOCKNUT

4730-01-591-2605 An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.

Part Alternates: AS5019P08, 4730-01-591-2605, 01-591-2605, 4730015912605, 015912605

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

Supply Group (FSG) NSN Assign. NIIN
47 18 JAN 2011 01-591-2605

Cross Reference | NSN 4730-01-591-2605

Part Number Cage Code Manufacturer
AS5019P08 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC

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Technical Data | NSN 4730-01-591-2605

Characteristic Specifications
PART NAME ASSIGNED BY CONTROLLING AGENCY NUT, BULKHEAD, BEAM SEAL FITTING
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD SIZE 0.7188 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION AMS-5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL TUBE OUTSIDE DIAMETER 0.500 INCHES
MATERIAL STEEL CORROSION RESISTING OVERALL
NUT HEIGHT 0.242 NOMINAL INCHES
THREAD SERIES UNJS
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 TYPE II OR TYPE VIII FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
WIDTH ACROSS FLATS 0.990 INCHES MINIMUM AND 1.003 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 4730-01-591-2605

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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