Hexag Single Ball Seat Plain Nut
3391
(NSN) National Stock Number
5310-00-252-5498
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
04892
Schedule B Code
7415290000
Summary
2b thread class, right-hand thread direction, single ball seat, hexagon nut style, 0.265 inches nominal ball seat radius, 0.545 inches nominal nut height, 0.578 inches nominal width across flats
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | SE |
Identification
A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 04892 | A021A0 | 1 | 1 |
Specifications
Thread Class
2b
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.Nut Style
single ball seat, hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Ball Seat Radius
0.265 inches nominal
Details
None.Nut Height
0.545 inches nominal
Details
None.Width Across Flats
0.578 inches nominal
Details
The shortest straight line between flats,perpendicular to the height.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.Thread Quantity Per Inch
20
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.438 inches
Details
A designation that is used for the purpose of general identification of the thread.Material
copper alloy overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48930 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5310-00-252-5498
What is the NIIN of the NSN 5310-00-252-5498?
The National Item Identification Number (NIIN) of the NSN 5310-00-252-5498 is 00-252-5498
When the NSN 5310-00-252-5498 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Jun 19, 1970
Does the NSN 5310-00-252-5498 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-252-5498 contain any hazardous material?
No data in HMIRS
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