16990L-6C-16

16990L6C16 Cap Socket Head Screw
Home » Catalog » Fasteners (p. 2970) » Cap Socket Head Screws (p. 1) » Part Number 16990L-6C-16

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Datasheet. 16990L-6C-16 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

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

countersunk cylindrical convex

Head Major Diameter

0.720in. and 0.781in.

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.

0.375in. ⁓3/8"

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

0.218in. ⁓7/32"

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

16

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

steel

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.

unrc

Answers.

What class is the thread series?

Unrc

What material is the cap socket head screw made of ?

Steel

What is the thread quantity per inch?

16

What is the head style?

Countersunk cylindrical convex

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 16990L-6C-16?

5305-01-330-4454

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 16990L-6C-16?

FSC 5305 ⁓ Screws

NSN 5305-01-330-4454 SCREW,CAP,SOCKET HEAD

unrc thread series 16 thread quantity per inch countersunk cylindrical convex head style right-hand 3a thread class

NIIN
013304454
NIIN Date
12/04/90
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
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Canada 

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Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

16990L-6C-16 / 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.