Tube Tee

MS21909D4

(NSN) National Stock Number

4730-00-289-2697

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

03809

Schedule B Code

7609000000

Summary

3a 3rd end bulkhead thread class, 3a all ends thread class, oh-58d observation helicopter end item identification, flareless (tube) all ends connection style, 1.500 inches nominal 3rd end leg length, 0.961 inches nominal 1st end leg length

DAC	HCC	DMIL	RNCC
6	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	ZG

Identification

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

INC	FIIG	Concept	Condition
03809	A080B0	-	1

Specifications

Thread Class

3a 3rd end bulkhead

Details

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

Thread Class

3a all ends

Details

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

End Item Identification

oh-58d observation helicopter

Details

The national stock number or the identification information of the end equipment for which the item is a part.

Connection Style

flareless (tube) all ends

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

Leg Length

1.500 inches nominal 3rd end

Details

A measurement of the longest dimension of the leg,in distinction from width.

Leg Length

0.961 inches nominal 1st end

Details

A measurement of the longest dimension of the leg,in distinction from width.

Leg Length

0.961 inches nominal 2nd end

Details

A measurement of the longest dimension of the leg,in distinction from width.

Connection Type

threaded external tube all ends

Details

Indicates the type of connection/s/.

Nominal Thread Size

0.438 inches 3rd end bulkhead

Details

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

Nominal Thread Size

0.438 inches all ends

Details

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

Seat Angle

12.0 degrees all ends

Details

The angle of the end surface upon which the mated surface seats.

Nominal Outside Diameter Tube Accommodated

0.250 inches all ends

Details

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

Material

aluminum alloy 2014 overall

Details

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

Material Document And Classification

qq-a-367,t6 fed spec single material response overall

Details

The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.

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.

Surface Treatment Document And Classification

mil-a-8625,ty 2 mil spec single treatment response overall

Details

The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

Thread Series Designator

unjf 3rd end bulkhead

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Thread Series Designator

unjf all ends

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Specification/Standard Data

81343-as18280 professional/industrial association standard

Details

The document designator of the specification or standard which established the item of supply.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
MS21909D4	14397	3	-	5	9	-	AX
MS21909D4	03647	3	-	5	9	-	AX
MS21909D4	00624	5	-	5	9	-	AX
ER834-4D	79470	3	-	5	9	-	AX
ER834D4	79470	3	-	5	9	-	AX
MS21909D4	79470	3	-	5	9	-	AX
AS18280	0U583	E	-	5	9	-	ZZ
AS21909	0U583	E	-	5	9	-	ZZ
MS21909W4	0U583	E	-	3	2	-	ZZ
SAE-AS18280	0U583	E	-	3	1	-	ZZ
AS18280	81343	E	-	5	9	-	ZZ
AS21909	81343	E	-	5	9	-	ZZ
MS21909W4	81343	E	-	5	9	-	ZZ
MS21909D4	50948	3	-	5	9	-	AX
MS21909D4	96906	E	-	5	9	-	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
00000	-	W	-

RVC	WCC	TCC	SHC
-	576	Z	9

Certified Supplier

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Manufacturer

SATAIR A/S

CAGE: R1120

KASTRUP , 2770

DENMARK

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FAQs

Frequently asked questions for NSN 4730-00-289-2697

What is the NIIN of the NSN 4730-00-289-2697?

The National Item Identification Number (NIIN) of the NSN 4730-00-289-2697 is 00-289-2697

When the NSN 4730-00-289-2697 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Sun, Jan 1, 1961

Does the NSN 4730-00-289-2697 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-289-2697 contain any hazardous material?

No data in HMIRS

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