Plate Self-Locking Nut
M13740-02
(NSN) National Stock Number
5310-00-139-7128
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
05280
Schedule B Code
7318160000
Summary
3b thread class, right-hand thread direction, 0.175 inches nominal distance from centerline to flat, prevailing torque all metal design locking feature, 0.194 inches minimum nut counterbore diameter, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | SE |
Identification
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 05280 | 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.Distance From Centerline To Flat
0.175 inches nominal
Details
None.Locking Feature
prevailing torque all metal design
Details
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.Counterbore Diameter
0.194 inches minimum nut
Details
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.Mounting Hole Diameter
0.098 inches minimum and 0.103 inches maximum
Details
The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.Nut Style
plate
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Nut Length
0.525 inches maximum
Details
A measurement of the longest dimension of the nut,in distinction from width.Nut Height
0.227 inches maximum
Details
None.Plate Thickness
0.030 inches nominal
Details
A measurement of the smallest dimension of a plate,in distinction from length or width.Plate Width
0.486 inches maximum
Details
A measurement taken at right angles to the length of a plate,in distinction from thickness.Nut Counterbore Depth
0.062 inches minimum nut
Details
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.Nut Mounting Provision
straight holes
Details
The means by which the nut is mounted.Mounting Hole Arrangement Style
2 holes
Details
The style designation indicating the configuration that most nearly corresponds to the arrangement of the mounting hole(s).Distance From Aperture Center To Mounting Hole Center
0.245 inches minimum and 0.255 inches maximum
Details
None.Center To Center Distance Between Mounting Holes Along Width
0.217 inches minimum and 0.221 inches maximum
Details
A measurement of the center to center distance between the mounting holes along the width.Temp Rating
800.0 deg fahrenheit nominal
Details
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.Thread Series
unjf
Details
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.Features Provided
floating nut
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Thread Quantity Per Inch
32
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.190 inches
Details
A designation that is used for the purpose of general identification of the thread.Material
iron alloy 660 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Precious Material And Location
nut external surfaces silver
Details
An indication of the precious material and its location in the item.Surface Treatment
silver nut
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
passivate shell
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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| L5346133 | 43999 | 5 | - | 5 | 2 | - | KZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | S | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
Certified Supplier
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Manufacturer
SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA
CAGE: 80539
SANTA ANA
, CA
, 92705-5414
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-139-7128
What is the NIIN of the NSN 5310-00-139-7128?
The National Item Identification Number (NIIN) of the NSN 5310-00-139-7128 is 00-139-7128
When the NSN 5310-00-139-7128 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Wed, Sep 1, 1971
Does the NSN 5310-00-139-7128 contain any precious metals?
Contains silver
Does the NSN 5310-00-139-7128 contain any hazardous material?
No data in HMIRS
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