Plate Self-Locking Nut
257270
(NSN) National Stock Number
5310-00-595-7257
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
05280
Schedule B Code
7318160000
Summary
3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, plate nut style, 1.266 inches minimum and 1.296 inches maximum nut length, 0.396 inches minimum and 0.416 inches maximum nut height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | KZ |
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.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.Nut Style
plate
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Nut Length
1.266 inches minimum and 1.296 inches maximum
Details
A measurement of the longest dimension of the nut,in distinction from width.Nut Height
0.396 inches minimum and 0.416 inches maximum
Details
None.Plate Thickness
0.027 inches minimum and 0.037 inches maximum
Details
A measurement of the smallest dimension of a plate,in distinction from length or width.Plate Width
0.579 inches minimum and 0.609 inches maximum
Details
A measurement taken at right angles to the length of a plate,in distinction from thickness.Temp Rating
1200.0 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
unf
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
28
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
Details
A designation that is used for the purpose of general identification of the thread.Special Features
base turned up on ends to 5.380 in. to 5.880 in. radius
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 comp 416f overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
ams5610 assn std single material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Precious Material
silver
Details
Identification of the precious material contained 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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 257270 | 11449 | 5 | - | 5 | 9 | - | 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 |
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Manufacturer
RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
CAGE: 77445
EAST HARTFORD
, CT
, 06118-3811
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-595-7257
What is the NIIN of the NSN 5310-00-595-7257?
The National Item Identification Number (NIIN) of the NSN 5310-00-595-7257 is 00-595-7257
When the NSN 5310-00-595-7257 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-595-7257 contain any precious metals?
Contains silver
Does the NSN 5310-00-595-7257 contain any hazardous material?
No data in HMIRS
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