Snap-in Threaded Standoff

CSOS-M3-25

CSOS-M3-25
(NSN) National Stock Number
5340-01-647-3165
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
40279
Schedule B Code
-
Summary

-25.0 to 50.0 inches left external thread pitch diameters, left-hand left internal (includes thru thread) thread direction, 4.170 inches nominal left internal (includes thru thread) thread length, 4.170 inches nominal length, 32 left internal (includes thru thread) thread quantity per inch, 0.138 inches left internal (includes thru thread) nominal thread size

DAC HCC DMIL RNCC
4 - - 3
RNVC SADC MSDS RNAAC
2 - - 9Z
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 Pitch Diameters
-25.0 to 50.0 inches left external
Details The minimum and maximum pitch diameter limits of a straight screw thread.
Thread Direction
left-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
4.170 inches nominal
Details A measurement of the longest dimension of any object,in distinction from width.
Thread Quantity Per Inch
32 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
0.138 inches left internal (includes thru thread)
Details A designation that is used for the purpose of general identification of the thread.
Right Projection Diameter
0.138 inches nominal
Details None.
Right Projection Length
0.246 inches minimum
Details None.
Material
steel comp 303 standoff
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
left internal and right external thread
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
unc 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.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
- - - -
RVC WCC TCC SHC
- - - -

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Manufacturer
PENN ENGINEERING & MANUFACTURING CORP DBA PENNENGINEERING AUTOMOTIVE FASTENERS
CAGE: 50EB1
SHELBY TOWNSHIP , MI , 48315
UNITED STATES
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FAQs
Frequently asked questions for NSN 5340-01-647-3165
What is the NIIN of the NSN 5340-01-647-3165?
The National Item Identification Number (NIIN) of the NSN 5340-01-647-3165 is 01-647-3165
When the NSN 5340-01-647-3165 was assigned to the Federal Catalog?
It was assigned 9 years ago, on Tue, Aug 18, 2015
Does the NSN 5340-01-647-3165 contain any precious metals?
Does not contain precious metal
Does the NSN 5340-01-647-3165 contain any hazardous material?
No information in HMIRS
What is the ESD classification of NSN 5340-01-647-3165?
No known electrostatic discharge

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