Recessed Stud
K8239-4
(NSN) National Stock Number
5307-00-206-7566
Federal Supply Classification
5307 Studs
Item Name Code
15945
Schedule B Code
-
Summary
3 nut thread thread class, 3a stud thread thread class, right-hand nut thread thread direction, right-hand stud thread thread direction, 2.375 inches minimum nut thread thread length, 2.750 inches minimum stud thread thread length
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A headless fastener not exceeding twelve inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. One end or both ends may have a point. The unthreaded section may have more than one diameter, none of which may be greater than the maximum major thread diameter. It may be thread relieved. Excludes:items with taper threads.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 15945 | A051A0 | - | 2 |
Specifications
Thread Class
3 nut thread
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Class
3a stud thread
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand nut thread
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.Thread Direction
right-hand stud thread
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.Thread Length
2.375 inches minimum nut thread
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Thread Length
2.750 inches minimum stud thread
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Overall Length
9.938 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.Length Of Recessed Portion Of Shank
4.125 inches nominal
Details
None.Diameter Of Recessed Portion Of Shank
1.062 inches nominal
Details
None.Thread Quantity Per Inch
12 nut thread
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Thread Quantity Per Inch
12 stud thread
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Hardness Rating
35.0 rockwell c nominal
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Nominal Thread Size
1.250 inches nut thread
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
1.250 inches stud thread
Details
A designation that is used for the purpose of general identification of the thread.Part Name Assigned By Controlling Agency
navy special project
Details
The name assigned to the item by the government agency or commercial organization controlling the design of the item.Material
steel
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
recessed
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
unf nut thread
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Thread Series Designator
unf stud thread
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 8239-4 | 15434 | 5 | - | 3 | 2 | - | ZZ |
| Y046S61-889PC8 | 80064 | 5 | - | 3 | 2 | - | ZZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | A | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
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FAQs
Frequently asked questions for NSN 5307-00-206-7566
What is the NIIN of the NSN 5307-00-206-7566?
The National Item Identification Number (NIIN) of the NSN 5307-00-206-7566 is 00-206-7566
When the NSN 5307-00-206-7566 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5307-00-206-7566 contain any precious metals?
Does not contain precious metal
Does the NSN 5307-00-206-7566 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5307-00-206-7566?
No known electrostatic discharge
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