Extended Washer Self-Locking Nut
73400-428
(NSN) National Stock Number
5310-01-046-5388
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
29729
Schedule B Code
7318160000
Summary
3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, 0.444 inches maximum washer outside diameter, soluble lubricant lubrication, 0.290 inches maximum overall height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 29729 | 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.Washer Outside Diameter
0.444 inches maximum
Details
None.Lubrication
soluble lubricant
Details
A substance designed to provide a reduction of friction between the two surfaces in contact.Overall Height
0.290 inches maximum
Details
The distance measured in a straight line from the bottom to the top of an item.Nut Style
double hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Washer Thickness
0.040 inches minimum
Details
None.Width Across Flats
0.322 inches nominal
Details
The shortest straight line between flats,perpendicular to the height.Thread Series
unef
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
32
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Nominal Thread Size
0.250 inches
Details
A designation that is used for the purpose of general identification of the thread.Part Name Assigned By Controlling Agency
navy special project
Details
The name assigned to the item by the government agency or commercial organization controlling the design of the item.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| VN427AC048 | 92215 | 5 | - | 5 | 2 | - | ZZ |
| 202-16122-4P | 80378 | 1 | - | 5 | 2 | - | ZZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | A | - |
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
SPS TECHNOLOGIES, LLC DIV FASTENERS
CAGE: 56878
JENKINTOWN
, PA
, 19046-2630
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-01-046-5388
What is the NIIN of the NSN 5310-01-046-5388?
The National Item Identification Number (NIIN) of the NSN 5310-01-046-5388 is 01-046-5388
When the NSN 5310-01-046-5388 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Fri, Aug 19, 1977
Does the NSN 5310-01-046-5388 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-01-046-5388 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5310-01-046-5388?
No known electrostatic discharge
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