MS21045-4S

MS210454S Self-locking Hexagon Nut

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Datasheet. MS21045-4S specification

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

3b

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 all metal design

Lubrication
A substance designed to provide a reduction of friction between the two surfaces in contact.

soluble lubricant

Nut Height

0.240in. and 0.328in. ⁓21/64"

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

6115013172139

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

0.430in. and 0.439in. ⁓29/64"

Temp Rating
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.

450.0 deg fahrenheit

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

unjf

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

28

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

0.250in. ⁓1/4"

Bearing Surface Type
Indicates the type of bearing surface.

chamfered or washer faced

Bearing Surface Finish
Designates the specific roughness rating of the bearing surface,representing the arithmetic average deviation of the surface from the meanline in profile.

125.0 microinches

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

steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1021 or steel comp 1022 or steel comp 1030 or steel comp 1035 or steel comp 1045 or steel comp 1110 or steel comp 1117 or steel comp 1118 or steel comp 1137 or steel comp 1213 or steel comp 8740

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

astm A29 assn std 1st material response or ams 5050 assn std 2nd material response or ams 5060 assn std 3rd material response or ams 5069 assn std 4th material response or ams 5070 assn std 5th material response or ams 5080 assn std 5th material response or ams 5022 assn std 7th material response or ams 5024 assn std 8th material response or ams 5020 assn std 9th material response or ams 6322 assn std 10th material response

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.

cadmium

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-416, type ii, class 2 fed spec single treatment response

Answers.

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

Steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1021 or steel comp 1022 or steel comp 1030 or steel comp 1035 or steel comp 1045 or steel comp 1110 or steel comp 1117 or steel comp 1118 or steel comp 1137 or steel comp 1213 or steel comp 8740

What is the thread quantity per inch?

28

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for MS21045-4S?

5310-01-473-1810

How is this classified for shipping?

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

What's the federal classification of MS21045-4S?

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 5310-01-473-1810 NUT,SELF-LOCKING,HEXAGON

Used on 6115013172139. cadmium surface treated 28 thread quantity per inch right-hand 3b thread class

NIIN
014731810
NIIN Date
03/29/00
Schedule B
7318160000 
Name Code
05277
FIIG
A021A0
QUP
 
Historical Price
$2.08 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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. NASM21045 Cage 80205

Major End Users Countries and entities

  • - Department of The Army 
  • - Malaysia 
  • - South Africa 

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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)
Bolts or nuts (iron or steel),(less than 35 feet) 
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

MS21045-4S / 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.