Tube Fitting Locknut

AN6289D32

AN6289D32
(NSN) National Stock Number
4730-00-009-5261
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
17645
Schedule B Code
-
Summary

3b thread class, right-hand thread direction, tube fitting locknut nut style, 2.813 inches nominal width across flats, un thread series, 2.728 inches nominal packing recess diameter

DAC HCC DMIL RNCC
3 - - 5
RNVC SADC MSDS RNAAC
1 - - AX
Identification

An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.

INC FIIG Concept Condition
17645 A021A0 - 1
Specifications
Thread Class
3b
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details 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.
Nut Style
tube fitting locknut
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
Width Across Flats
2.813 inches nominal
Details The shortest straight line between flats,perpendicular to the height.
Thread Series
un
Details A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
Packing Recess Diameter
2.728 inches nominal
Details The length of a straight line which passes through the center of the packing recess,and terminates at the circumference.
Packing Recess Depth
0.054 inches nominal
Details A measurement between specified points on the packing recess,in distinction from height.
Thread Quantity Per Inch
12
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
2.500 inches
Details A designation that is used for the purpose of general identification of the thread.
Nominal Tube Outside Diameter
2.000 inches
Details The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.
Material
aluminum alloy overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
anodize overall
Details 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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
AN6289D32 22995 3 - 5 9 - AX
AN6289D32 13899 3 - 5 1 - AX
AN6289D32 14798 E - 5 9 - AX
AN6289D32 14397 3 - 5 1 - AX
AN6289D32 00624 3 - 5 1 - AX
AN6289D32 88044 3 - 2 2 - AX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 576 Z 9

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Manufacturer
ALLAN AIRCRAFT SUPPLY CO., LLC DBA ALLAN AIRCRAFT SUPPLY
CAGE: 06581
NORTH HOLLYWOOD , CA , 91605-6128
UNITED STATES
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FAQs
Frequently asked questions for NSN 4730-00-009-5261
What is the NIIN of the NSN 4730-00-009-5261?
The National Item Identification Number (NIIN) of the NSN 4730-00-009-5261 is 00-009-5261
When the NSN 4730-00-009-5261 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Fri, Aug 4, 1972
Does the NSN 4730-00-009-5261 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-009-5261 contain any hazardous material?
No data in HMIRS

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