Tube Tee

MILF18866

(NSN) National Stock Number

4730-00-801-7764

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

03809

Schedule B Code

7307290000

Summary

2a all ends thread class, 121.0 deg celsius single response maximum operating temp, flareless (tube) all ends connection style, 1.891 inches nominal all ends leg length, threaded external tube all ends connection type, 12 all ends thread quantity per inch

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

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

2a all ends

Details

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

Maximum Operating Temp

121.0 deg celsius single 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

1.891 inches nominal all ends

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/.

Thread Quantity Per Inch

12 all ends

Details

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

Maximum Operating Pressure

3000.0 pounds per square inch single response

Details

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

Nominal Thread Size

1.625 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

1.250 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

steel corrosion resisting overall

Details

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

Media For Which Designed

hydraulic fluid single 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,type 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

un 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.

Furnished Items And Quantity

3 tube coupling nut w/sleeve

Details

The name and number of those parts furnished with the item of supply that have not been specified elsewhere.

Specification/Standard Data

96906-ms51811 government standard and 81343-j514 professional/industrial association standard

Details

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

Nondefinitive Spec/Std Data

22b figure

Details

The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
MS51811-27SS	30327	E	-	5	9	-	AX
MS51811-27SS	00624	E	-	5	1	-	AX
MS51811-27SS	22031	E	-	5	1	-	AX
20JBU-SS	30780	E	-	5	1	-	AX
MS51811-27SS	30780	E	-	5	9	-	AX
MS51811-27SS	01276	5	-	5	1	-	ZZ
MS51811-27SS	79470	E	-	5	9	-	AX
320-20- 080401SA	0U583	E	-	5	1	-	ZZ
MS51811-27SS	93188	E	-	5	9	-	AX
320-20- 080401SA	81343	E	-	5	9	-	AX
20JBU-SS	98441	E	-	5	9	-	AX
MS51811-27SS	98441	E	-	5	9	-	AX
MS51811-27SS	98660	E	-	5	1	-	AX
MIL-DTL-18866	81349	E	-	4	1	-	ZZ
MS51811-27SS	96906	E	-	2	2	-	AX
MS51811-57SS	96906	E	-	5	9	-	AX
J514	81353	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

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

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Manufacturer

MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

CAGE: 81349

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FAQs

Frequently asked questions for NSN 4730-00-801-7764

What is the NIIN of the NSN 4730-00-801-7764?

The National Item Identification Number (NIIN) of the NSN 4730-00-801-7764 is 00-801-7764

When the NSN 4730-00-801-7764 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Fri, Jan 1, 1960

Does the NSN 4730-00-801-7764 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-801-7764 contain any hazardous material?

No data in HMIRS

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