Tube Coupling Nut
DB0N10HX6
(NSN) National Stock Number
4730-00-257-2180
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03859
Schedule B Code
7318160000
Summary
2b thread class, right-hand thread direction, tube coupling nut style, 0.935 inches minimum and 0.955 inches maximum nut height, 0.648 inches minimum and 0.668 inches maximum largest outside diameter, 0.490 inches minimum and 0.510 inches maximum width across flats
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| E | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | AX |
Identification
An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes:nut (1), tube coupling, reducing; and nut (1), union.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 03859 | A021A0 | 1 | 1 |
Specifications
Thread Class
2b
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Nut Style
tube coupling
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Nut Height
0.935 inches minimum and 0.955 inches maximum
Details
None.Largest Outside Diameter
0.648 inches minimum and 0.668 inches maximum
Details
The length of a straight line which passes through the center of the largest diameter of an item,and terminates at the outside circumference.Width Across Flats
0.490 inches minimum and 0.510 inches maximum
Details
The shortest straight line between flats,perpendicular to the height.Length To Shoulder
0.460 inches minimum and 0.480 inches maximum
Details
None.Smallest Inside Diameter
0.380 inches minimum and 0.383 inches maximum
Details
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.Thread Series
unf
Details
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.Thread Quantity Per Inch
18
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.562 inches
Details
A designation that is used for the purpose of general identification of the thread.Nominal Tube Outside Diameter
0.375 inches
Details
The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.Seat Angle
33.00 degrees nominal
Details
The angle of the end surface upon which the mated surface seats.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
passivate overall
Details
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| AP2070-6 | 01673 | 3 | - | 3 | 2 | - | AX |
| GA2021-6 | 03647 | 3 | - | 5 | 9 | - | AX |
| 1-03060-6 | 00624 | 5 | - | 3 | 2 | - | AX |
| BACN10HX6 | 77272 | 1 | - | 7 | 2 | - | AX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
Certified Supplier
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Manufacturer
DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY
CAGE: 14798
GARDENA
, CA
, 90248-1719
UNITED STATES
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FAQs
Frequently asked questions for NSN 4730-00-257-2180
What is the NIIN of the NSN 4730-00-257-2180?
The National Item Identification Number (NIIN) of the NSN 4730-00-257-2180 is 00-257-2180
When the NSN 4730-00-257-2180 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Fri, Mar 26, 1971
Does the NSN 4730-00-257-2180 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-257-2180 contain any hazardous material?
No data in HMIRS
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