NAS509L9

NAS509L9 Plain Hexagon Nut

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. NAS509L9 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.

LEFT-Hand

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

hexagon

Nut Height

0.375in. ⁓3/8"

Drilled Hole Diameter
The length of a straight line which passes through the center of a drilled hole,and terminates at the circumference.

0.043in. and 0.050in.

Hole Type And Quantity
Indicates the type and number of holes provided.

3 drilled

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

0.863in. and 0.877in. ⁓57/64"

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.

18

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

34.0 rockwell c and 38.0 rockwell c

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

0.562in. ⁓9/16"

Hole Configuration Style
The style designation that most nearly corresponds to the appearance of the hole configuration.

configuration b

Countersink Angle
The included angle of the countersink.

110.0 degrees both ends

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 4130

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.

MIL-S-6758, cond C4 mil spec single 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 and chromate

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, ty 2, cl 2 fed spec single treatment response

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

80205-nas 509 government standard

Answers.

What quantity is this sold in?

1EA

What material is the plain hexagon nut made of ?

Steel comp 4130

What is the thread quantity per inch?

18

What is the thread direction?

Left-hand

What is the thread class?

3b

What is the NSN for NAS509L9?

5310-00-725-0400

How is this classified for shipping?

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

What's the federal classification of NAS509L9?

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 5310-00-725-0400 NUT,PLAIN,HEXAGON

cadmium surface treated 18 thread quantity per inch left-hand 3b thread class

NIIN
007250400
NIIN Date
01/01/63
Schedule B
7318160000 
Name Code
01857
FIIG
A021A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$5.25 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
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. MILN6034 Cage 81349

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Army 
  • - Department of The Air Force 
  • - Poland 
  • - Spain 
  • - Malaysia 
  • - Australia 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Germany 
  • - Republic of Korea 
  • - Norway 

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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

NAS509L9 / Nut,plain,hexagonWhat is the formal definition of this item?

A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)