B-6M2-1

B6M21 Tube Coupling Nut

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Datasheet. B-6M2-1 specification

Thread Pitch Diameters
The minimum and maximum pitch diameter limits of a straight screw thread.

+5.3/+5.5 mm

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

Fabrication Method
The process used in manufacturing the item.

machined

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

tube coupling

Nut Height

12.7 mm

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

14.0 mm

Length To Shoulder

10.7 mm

Smallest Inside Diameter
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.

6.0 mm

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

iso m

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

6.0 mm

Thread Pitch In Millimeters
A measurement of distance between corresponding points on two adjacent threads measured parallel to the thread axis,expressed in millimeters.

0.75

Nominal Tube Outside Diameter
The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.

6.0 mm

Thread Tolerance Class
A numeric-alpha designator indicating established pitch and crest diameter tolerance position and grade.

6h internal

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

copper alloy

Answers.

What material is the tube coupling nut made of ?

Copper alloy

What is the thread direction?

Right-hand

What is the NSN for B-6M2-1?

4730-01-049-9779

How is this classified for shipping?

Schedule B number: 7415290000
Copper screws, nuts, bolts, rivets, and other fasteners not threaded

What's the federal classification of B-6M2-1?

FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings

Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).

NSN 4730-01-049-9779 NUT,TUBE COUPLING

right-hand

NIIN
010499779
NIIN Date
10/30/77
Schedule B
7415290000 
Name Code
03859
FIIG
A021A0
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

  • - National Aeronautics And Space Administration 
  • - Canada 
  • - Germany 

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Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

B-6M2-1 / Nut,tube couplingWhat is the formal definition of this item?

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. excludes nut (1), tube coupling, reducing; and nut (1), union.