NAS568-53

NAS56853 Machine Bolt

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Datasheet. NAS568-53 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.

1.596in. and 1.626in. ⁓1-41/64"

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.

1.640in. and 1.687in. ⁓1-11/16"

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.

0.375in. ⁓3/8"

Width Between Flats

0.740in. and 0.752in.

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

0.070in. and 0.080in. ⁓3/32"

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

0.464in. and 0.500in.

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

0.500in. ⁓1/2"

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

0.030in. and 0.060in.

Hole Quantity
The number of holes provided.

3

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.

20

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.

25500 pounds per square inch

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

hexagon corners

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.

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

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

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

80205-NAS568 professional/industrial association standard

Answers.

What class is the thread series?

Unjf

What material is the machine bolt made of ?

Steel

What is the thread quantity per inch?

20

What is the grip length?

0.030 inches minimum and 0.060 inches maximum

What is the inside hole diameter?

0.070 inches minimum and 0.080 inches maximum

What is the head style?

Hexagon

What is the thread length?

1.596 inches minimum and 1.626 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for NAS568-53?

5306-01-486-4694

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 NAS568-53?

FSC 5306 ⁓ Bolts

NSN 5306-01-486-4694 BOLT,MACHINE

unjf thread series cadmium surface treated 20 thread quantity per inch 0.030" grip length 0.070" hole diameter hexagon head style 1.596" thread length right-hand 3a thread class

NIIN
014864694
NIIN Date
06/29/01
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
--
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. 3311997 ITEM 41 Cage 59364

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NAS568-53 / 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.