4188671

4188671 Machine Bolt

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Datasheet. 4188671 specification

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

2a

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.

1.500in. ⁓1-1/2"

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.

5.500in. ⁓5-1/2"

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.

0.195in. and 0.211in. ⁓7/32"

Width Between Flats

0.489in. 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.

0.312in. ⁓5/16"

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

4.000in.

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

unfinished head

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

18

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

steel comp 305

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.

QQ-S-763 fed 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 fed spec all treatment responses

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.

unc

Answers.

What class is the thread series?

Unc

What material is the machine bolt made of ?

Steel comp 305

What is the thread quantity per inch?

18

What is the grip length?

4.000 inches

What is the head style?

Hexagon

What is the thread length?

1.500 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 4188671?

5306-01-064-8337

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 4188671?

FSC 5306 ⁓ Bolts

NSN 5306-01-064-8337 BOLT,MACHINE

unc thread series cadmium surface treated 18 thread quantity per inch 4.000" grip length hexagon head style 1.500" thread length right-hand 2a thread class

NIIN
010648337
NIIN Date
09/02/78
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
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Belgium 

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Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

4188671 / 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.