B0310

B0310 Machine Bolt

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Datasheet. B0310 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

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.

0.750in. ⁓3/4"

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

hexagon

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

0.125in. ⁓1/8"

Width Between Flats

0.375in.

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

0.078in. and 0.082in. ⁓3/32"

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

0.080in.

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

used on CH-47 helicopter FT319 unit subassy

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

0.190in. (UTS #10)

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

0.375in.

Hole Quantity
The number of holes provided.

1

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

drilled

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

32

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

hexagon longitudinal hole

Distance From Head Largest Bearing Surface To Shank Hole Center
The distance from the shank hole centerline to the largest bearing surface of the head.

0.042in. and 0.056in.

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

steel

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.

zinc

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.

unf

Answers.

What class is the thread series?

Unf

What material is the machine bolt made of ?

Steel

What is the thread quantity per inch?

32

What is the grip length?

0.375 inches

What is the inside hole diameter?

0.078 inches minimum and 0.082 inches maximum

What is the head style?

Hexagon

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for B0310?

5306-01-538-5328

How is this classified for shipping?

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

What's the federal classification of B0310?

FSC 5306 ⁓ Bolts

NSN 5306-01-538-5328 BOLT,MACHINE

Used on ch-47 helicopter ft319 unit subassy. unf thread series zinc surface treated 32 thread quantity per inch 0.375" grip length 0.078" hole diameter hexagon head style right-hand 3a thread class

NIIN
015385328
NIIN Date
03/24/06
Schedule B
7318152000 
Name Code
01847
FIIG
A003B0
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

  • - Italy 

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Nothing similar to this part number was found in our inventory

B0310 / 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.