Snap-in Threaded Standoff
4240342-501
(NSN) National Stock Number
5340-01-499-8325
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
40279
Schedule B Code
-
Summary
3b left internal (includes thru thread) thread class, right-hand left internal (includes thru thread) thread direction, 4.170 inches nominal left internal (includes thru thread) thread length, 4.195 inches nominal length, prowler ea-6b aircraft; band 9/10 tra end item identification, 28 left internal (includes thru thread) thread quantity per inch
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A standoff with one threaded end and projection on the other end which can be snapped, press fitted or locked into position.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 40279 | A08900 | 1 | 1 |
Specifications
Thread Class
3b left internal (includes thru thread)
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand left internal (includes thru 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
4.170 inches nominal left internal (includes thru thread)
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Length
4.195 inches nominal
Details
A measurement of the longest dimension of any object,in distinction from width.End Item Identification
prowler ea-6b aircraft; band 9/10 tra
Details
The national stock number or the identification information of the end equipment for which the item is a part.Thread Quantity Per Inch
28 left internal (includes thru thread)
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.250 inches left internal (includes thru thread)
Details
A designation that is used for the purpose of general identification of the thread.Special Features
cast with 0.250 inch base with 5 mounting holes 0.188 thru; standoff section has 4 fins; center hole is threaded for helical coil insert 0.250-2b (nasm21209f4-15)
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 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment Document And Classification
mil-c-5541, class 1a 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.Style Designator
internally threaded full length
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Supplementary Features
drawing calls this: standoff, aft gearbox
Details
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.Thread Series Designator
unf left internal (includes thru 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 |
|---|---|---|---|---|---|---|---|
| 420342-501 | 93346 | 5 | - | 5 | 9 | - | ZZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| P | U | A | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 49790 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5340-01-499-8325
What is the NIIN of the NSN 5340-01-499-8325?
The National Item Identification Number (NIIN) of the NSN 5340-01-499-8325 is 01-499-8325
When the NSN 5340-01-499-8325 was assigned to the Federal Catalog?
It was assigned 22 years ago, on Mon, Aug 5, 2002
Does the NSN 5340-01-499-8325 contain any precious metals?
Type/content is unknown
Does the NSN 5340-01-499-8325 contain any hazardous material?
No information in HMIRS
What is the ESD classification of NSN 5340-01-499-8325?
No known electrostatic discharge
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