Tube Union

MS21902-10C

(NSN) National Stock Number

4730-00-051-8778

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

03788

Schedule B Code

7307994000

Summary

3a all ends thread class, various aircraft application end item identification, external seat for gasket seal (boss) all ends connection style, threaded external boss all ends connection type, 3000.0 pounds per square inch single response maximum operating pressure, 0.875 inches all ends nominal thread size

DAC	HCC	DMIL	RNCC
3	-	-	C

RNVC	SADC	MSDS	RNAAC
1	AC	-	ZZ

Identification

A straight tube fitting capable of being taken apart and reassembled. It permits disconnection and connection of tubing or tube fittings without disturbing the end connections or the rest of the line.

INC	FIIG	Concept	Condition
03788	A080B0	-	1

Specifications

Thread Class

3a all ends

Details

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

End Item Identification

various aircraft application

Details

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

Connection Style

external seat for gasket seal (boss) all ends

Details

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

Connection Type

threaded external boss all ends

Details

Indicates the type of connection/s/.

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

0.875 inches all ends

Details

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

Nominal Overall Length

1.562 inches

Details

The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Material

steel comp 304l or steel comp 347 overall

Details

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

Material Document And Classification

66 fed std all material responses 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

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

mil-s-5002 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.

Style Designator

flareless w/ center wrenching facility

Details

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

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

96906-ms21902 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
MS21902-10S	14798	6	-	5	9	-	AX
MS21902-10S	14397	E	-	5	9	-	AX
MS21902-10S	00624	E	-	5	9	-	AX
AS18280	0U583	E	-	5	9	-	ZZ
MS21902-10R	0U583	E	-	3	2	-	ZZ
SAE-AS18280	0U583	E	-	3	1	-	ZZ
AS18280	81343	E	-	5	9	-	ZZ
MS21902-10R	81343	E	-	5	9	-	ZZ
MS21902-10S	50948	E	-	5	9	-	AX
MS21902-10R	96906	E	-	5	9	-	ZZ
MS21902-10S	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

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

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Manufacturer

MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

CAGE: 96906

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FAQs

Frequently asked questions for NSN 4730-00-051-8778

What is the NIIN of the NSN 4730-00-051-8778?

The National Item Identification Number (NIIN) of the NSN 4730-00-051-8778 is 00-051-8778

When the NSN 4730-00-051-8778 was assigned to the Federal Catalog?

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

Does the NSN 4730-00-051-8778 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-051-8778 contain any hazardous material?

No data in HMIRS

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