73 E20057-M4

73E20057M4 Self-locking Hexagon Nut

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Datasheet. 73 E20057-M4 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2b

Thread Direction
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.

RIGHT-Hand

Locking Feature
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

prevailing torque with nonmetallic insert

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

hexagon

Nut Height

6.0 mm

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

7.0 mm

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

m

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

4.0 mm

Thread Pitch In Millimeters
A measurement of distance between corresponding points on two adjacent threads measured parallel to the thread axis,expressed in millimeters.

0.70

Bearing Surface Type
Indicates the type of bearing surface.

chamfered

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel corrosion resisting

Surface Treatment
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.

phosphate

Answers.

What material is the self-locking hexagon nut made of ?

Steel corrosion resisting

What is the thread direction?

Right-hand

What is the thread class?

2b

What is the NSN for 73 E20057-M4?

5310-01-430-9243

How is this classified for shipping?

Schedule B number: 7318160000
nmfc 093486
Nuts of iron or steel

What's the federal classification of 73 E20057-M4?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-01-430-9243 NUT,SELF-LOCKING,HEXAGON

phosphate surface treated right-hand 2b thread class

NIIN
014309243
NIIN Date
05/04/96
Schedule B
7318160000 
Name Code
05277
FIIG
A021A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$1.58 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Department of The Navy 
  • - U.s. Marine Corps 
  • - Department of The Army 
  • - New Zealand 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

73 E20057-M4 / Nut,self-locking,hexagonWhat is the formal definition of this item?

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.