Tube Tee

AS21912

(NSN) National Stock Number

4730-00-201-8506

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

03809

Schedule B Code

7307994000

Summary

3a 1st end bulkhead thread class, 3a all ends thread class, 137.0 deg fahrenheit 2nd response maximum operating temp, flareless (tube) all ends connection style, 1.688 inches nominal 1st end leg length, 1.063 inches nominal 2nd end leg length

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	ZZ

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 1st 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.

Maximum Operating Temp

137.0 deg fahrenheit 2nd response

Details

The maximum temperature at which the item is rated to operate for an extended period of time.

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

1.688 inches nominal 1st end

Details

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

Leg Length

1.063 inches nominal 2nd end

Details

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

Leg Length

1.063 inches nominal 3rd 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/.

Maximum Operating Pressure

3000.0 pounds per square inch 1st response

Details

The maximum pressure at which the item is rated for operation.

Nominal Thread Size

0.562 inches 1st end bulkhead

Details

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

Nominal Thread Size

0.562 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

0.375 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

steel comp 304 overall

Details

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

Material Document And Classification

qq-s-763 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.

Media For Which Designed

aeronautical fluid 1st response

Details

The type of media for which the item is designed.

Media For Which Designed

water-oil-gas 2nd response

Details

The type of media for which the item is designed.

Surface Treatment

passivate 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

qq-p-35 fed 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 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.

Thread Series Designator

unjf 1st 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.

Specification/Standard Data

96906-ms21912 government 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
MS21912J6	R1120	6	-	5	2	-	ZG
10412311	A486G	9	-	6	9	-	WF
AP2855J06	01673	5	-	5	1	-	AX
MS21912J6	14798	3	-	5	9	-	AX
MS21912J6	03647	3	-	5	9	-	AX
MS21912J6	00624	3	-	5	1	-	AX
AS18280	0U583	E	-	5	9	-	ZZ
MS21912J6	0U583	E	-	3	2	-	ZZ
SAE-AS18280	0U583	E	-	3	1	-	ZZ
AS18280	81343	E	-	5	9	-	ZZ
AS21912	81343	E	-	5	9	-	ZZ
MS21912J6	81343	E	-	5	9	-	ZZ
CVC4291J6	80378	E	-	C	1	-	AX
MS21912-6J	96906	E	-	5	9	-	ZZ
MS21912J6	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
30000	-	W	-

RVC	WCC	TCC	SHC
-	576	Z	9

Certified Supplier

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Manufacturer

SAE INTERNATIONAL

CAGE: 0U583

WARRENDALE , PA , 15086-7511

UNITED STATES

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FAQs

Frequently asked questions for NSN 4730-00-201-8506

What is the NIIN of the NSN 4730-00-201-8506?

The National Item Identification Number (NIIN) of the NSN 4730-00-201-8506 is 00-201-8506

When the NSN 4730-00-201-8506 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Apr 4, 1973

Does the NSN 4730-00-201-8506 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-201-8506 contain any hazardous material?

No data in HMIRS

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