Tube Coupling Nut
4176-20H
(NSN) National Stock Number
4730-00-142-1580
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03859
Schedule B Code
7609000000
Summary
3b thread class, right-hand thread direction, tube coupling nut style, 1.188 inches nominal nut height, 1.750 inches nominal width across flats, 0.619 inches nominal length to shoulder
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| E | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | ZZ |
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
3b
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
1.188 inches nominal
Details
None.Width Across Flats
1.750 inches nominal
Details
The shortest straight line between flats,perpendicular to the height.Length To Shoulder
0.619 inches nominal
Details
None.Smallest Inside Diameter
1.263 inches nominal
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
unj
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
12
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
1.625 inches
Details
A designation that is used for the purpose of general identification of the thread.Nominal Tube Outside Diameter
1.250 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.Special Features
drilled for lockwire
Details
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.Material
aluminum alloy 2024 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-a-225/6,t851 fed spec single material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
anodize 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.Surface Treatment Document And Classification
mil-a-8625 mil spec single treatment response overall
Details
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.Specification/Standard Data
80205-nas593 government standard
Details
The document designator of the specification or standard which established the item of supply.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| NAS593-20H | 30974 | E | - | 5 | 1 | - | AX |
| NAS593-20H | 80205 | E | - | 3 | 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 |
|---|---|---|---|
| 48930 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | Z | 9 |
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Manufacturer
RUBBERCRAFT CORPORATION OF CALIFORNIA, LTD. DBA RUBBERCRAFT CORP
CAGE: 77969
LONG BEACH
, CA
, 90808-1783
UNITED STATES
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FAQs
Frequently asked questions for NSN 4730-00-142-1580
What is the NIIN of the NSN 4730-00-142-1580?
The National Item Identification Number (NIIN) of the NSN 4730-00-142-1580 is 00-142-1580
When the NSN 4730-00-142-1580 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 4730-00-142-1580 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-142-1580 contain any hazardous material?
No data in HMIRS
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