Single Ball Sea Self-Locking Nut
642AS0745
(NSN) National Stock Number
5310-01-040-9359
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
33115
Schedule B Code
7318160000
Summary
3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, dry film lubricant lubrication, single ball seat, double hexagon nut style, 0.561 inches nominal ball seat radius
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | HD |
Identification
A nut having one convex, spherical bearing surface, with 12 drive points, 24 sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 33115 | 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.Lubrication
dry film lubricant
Details
A substance designed to provide a reduction of friction between the two surfaces in contact.Nut Style
single ball seat, double hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.Ball Seat Radius
0.561 inches nominal
Details
None.Nut Height
0.491 inches nominal
Details
None.Width Across Flats
0.553 inches minimum and 0.563 inches maximum
Details
The shortest straight line between flats,perpendicular to the height.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.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
0.500 inches
Details
A designation that is used for the purpose of general identification of the thread.Special Features
w/aligning washer
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 corrosion resisting overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
ams 5629 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.Surface Treatment
passivate 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.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
- Fast On-Time Delivery
- HAZMAT Certified
- Global Shipping
Manufacturer
NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
CAGE: 30003
PATUXENT RIVER
, MD
, 20670-1547
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-01-040-9359
What is the NIIN of the NSN 5310-01-040-9359?
The National Item Identification Number (NIIN) of the NSN 5310-01-040-9359 is 01-040-9359
When the NSN 5310-01-040-9359 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, May 18, 1977
Does the NSN 5310-01-040-9359 contain any precious metals?
Type/content is unknown
Does the NSN 5310-01-040-9359 contain any hazardous material?
No data in HMIRS
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