Spacing Threaded Standoff
12577991
(NSN) National Stock Number
5340-01-645-5745
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
40280
Schedule B Code
-
Summary
Right-hand left internal (includes thru thread) thread direction, right-hand right internal thread direction, 0.415 inches nominal left internal (includes thru thread) thread length, 0.625 inches nominal right internal thread length, 2.500 inches nominal flange thickness, 1.374 inches nominal length
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| C | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 40280 | A08900 | 1 | 1 |
Specifications
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 Direction
right-hand right internal
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
0.415 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.Thread Length
0.625 inches nominal right internal
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Flange Thickness
2.500 inches nominal
Details
A measurement of the smallest dimension of a flange,in distinction from length or width.Length
1.374 inches nominal
Details
A measurement of the longest dimension of any object,in distinction from width.Flange Width Across Flats
2.062 inches nominal
Details
The shortest straight line between flats, perpendiculiar to the height of the flange.End Item Identification
2350-01-577-0830
Details
The national stock number or the identification information of the end equipment for which the item is a part.Cross-Sectional Shape
hexagon
Details
The geometric configuration of the item when viewed in cross section.Width Across Flats
2.062 inches nominal
Details
The shortest straight line between flats,perpendicular to the height.Thread Quantity Per Inch
16 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.Thread Quantity Per Inch
20 right internal
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.375 inches left internal (includes thru thread)
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
0.500 inches right internal
Details
A designation that is used for the purpose of general identification of the thread.Part Name Assigned By Controlling Agency
nut,armor mounting
Details
The name assigned to the item by the government agency or commercial organization controlling the design of the item.Special Features
rockwell c28-c33
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
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
zinc 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.Style Designator
flanged left and right internal threads
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.Thread Series Designator
unf right internal
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 |
|---|---|---|---|
| 49790 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
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Manufacturer
U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
CAGE: 19207
WARREN
, MI
, 48397
UNITED STATES
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FAQs
Frequently asked questions for NSN 5340-01-645-5745
What is the NIIN of the NSN 5340-01-645-5745?
The National Item Identification Number (NIIN) of the NSN 5340-01-645-5745 is 01-645-5745
When the NSN 5340-01-645-5745 was assigned to the Federal Catalog?
It was assigned 9 years ago, on Mon, Jun 22, 2015
Does the NSN 5340-01-645-5745 contain any precious metals?
Does not contain precious metal
Does the NSN 5340-01-645-5745 contain any hazardous material?
No information in HMIRS
What is the ESD classification of NSN 5340-01-645-5745?
No known electrostatic discharge
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