Hexagon Self-Locking Nut
638014-16
(NSN) National Stock Number
5310-00-266-4400
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
05277
Schedule B Code
7318160000
Summary
3b thread class, right-hand thread direction, prevailing torque all metal design or prevailing torque with nonmetallic insert locking feature, hexagon nut style, 0.750 inches nominal nut height, 0.938 inches nominal width across flats
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 1 | - | - | XX |
Identification
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 05277 | 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 or prevailing torque with nonmetallic insert
Details
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.Nut Style
hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Nut Height
0.750 inches nominal
Details
None.Width Across Flats
0.938 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
18
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.625 inches
Details
A designation that is used for the purpose of general identification of the thread.Bearing Surface Type
washer faced
Details
Indicates the type of bearing surface.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
cadmium overall or 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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| MR43-19 | 76005 | X | - | 5 | 1 | - | XX |
| AN365-1018 | 88044 | X | - | 5 | 1 | - | XX |
| MS20365-1018 | 96906 | X | - | 2 | 2 | - | XX |
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 |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
- Genuine Manufacturers Parts
- 100% Product Inspection
- 7 Year Sales Record Retention
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- HAZMAT Certified
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Manufacturer
LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY
CAGE: 98897
MARIETTA
, GA
, 30063-0001
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-266-4400
What is the NIIN of the NSN 5310-00-266-4400?
The National Item Identification Number (NIIN) of the NSN 5310-00-266-4400 is 00-266-4400
When the NSN 5310-00-266-4400 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-266-4400 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-266-4400 contain any hazardous material?
No data in HMIRS
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