MS9566-21

MS956621 Machine Bolt

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Datasheet. MS9566-21 specification

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

3a

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

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.740in. and 0.820in. ⁓53/64"

Fastener Length
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.

1.428in. and 1.448in. ⁓1-29/64"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

double hexagon w/hole

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.290in. and 0.310in. ⁓5/16"

Width Between Flats

0.302in. and 0.322in.

Extended Washer Diameter

0.428in. and 0.448in.

Extended Washer Thickness

0.060in.

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

0.070in. ⁓5/64"

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.250in. ⁓1/4"

Grip Length
A measurement of the longest dimension of the grip,in distinction from width.

0.628in. and 0.688in.

Hole Quantity
The number of holes provided.

4

Hole Type
Indicates the type of hole(s) provided in the item.

drilled

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

finished head

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

28

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

130000 pounds per square inch

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

24.0 rockwell c and 35.0 rockwell c

Minimum Yield Strength
The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.

85000 pounds per square inch

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

double hexagon longitudinal hole

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

32.0 microinches bearing surface of head

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

32.0 microinches grip

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

32.0 microinches threads

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

iron alloy 660

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.

ams 5731 assn std single material response

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unjf

Answers.

When was the most recent contract awarded?

On 10/06/2011 under contract SPM5A412MQA57 for qty 1,394

What class is the thread series?

Unjf

What material is the machine bolt made of ?

Iron alloy 660

What is the thread quantity per inch?

28

What is the grip length?

0.628 inches minimum and 0.688 inches maximum

What is the inside hole diameter?

0.070 inches

What is the head style?

Double hexagon w/hole

What is the thread length?

0.740 inches minimum and 0.820 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for MS9566-21?

5306-00-538-6899

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of MS9566-21?

FSC 5306 ⁓ Bolts

NSN 5306-00-538-6899 BOLT,MACHINE

unjf thread series 28 thread quantity per inch 0.628" grip length 0.070" hole diameter double hexagon w/hole head style 0.740" thread length right-hand 3a thread class

NIIN
005386899
NIIN Date
09/25/74
Schedule B
7318152000 
Name Code
01847
FIIG
A003B0
Item Weight
3.000lbs
Item Dimensions
--
QUP
 
Historical Price
$6.03 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

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Navy 
  • - Spain 
  • - Singapore 
  • - Malaysia 
  • - Australia 
  • - Canada 
  • - United Kingdom 
  • - Netherlands 
  • - Portugal 

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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)
Iron or steel, structural, (less than 35 feet)(see 825) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

MS9566-21 / Bolt,machineWhat is the formal definition of this item?

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. see also screw, cap, hexagon head and screw, machine.