591772

591772 Cap Socket Head Screw
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Datasheet. 591772 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.

0.270in. ⁓9/32"

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.

0.270in. ⁓9/32"

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

flat chamfer

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.176in. and 0.183in.

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

0.106in. and 0.112in. ⁓1/8"

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

0.026in. and 0.031in. ⁓1/32"

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

hexagon

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

0.112in. (UTS #4)

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

0.0937in. and 0.0952in. ⁓7/64"

Hole Quantity
The number of holes provided.

6

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.

48

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

32.0 rockwell c and 38.0 rockwell c

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

round internal hexagon

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.

steel corrosion resisting

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 5616 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.

unf

Answers.

What class is the thread series?

Unf

What material is the cap socket head screw made of ?

Steel corrosion resisting

What is the thread quantity per inch?

48

What is the inside hole diameter?

0.026 inches minimum and 0.031 inches maximum

What is the head style?

Flat chamfer

What is the thread length?

0.270 inches

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 591772?

5305-00-945-8597

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 591772?

FSC 5305 ⁓ Screws

NSN 5305-00-945-8597 SCREW,CAP,SOCKET HEAD

unf thread series 48 thread quantity per inch 0.026" hole diameter flat chamfer head style 0.270" thread length right-hand 3a thread class

NIIN
009458597
NIIN Date
03/04/66
Schedule B
7318152000 
Name Code
16282
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

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591772 / Screw,cap,socket headWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.