Boss Reducer

AS4875

(NSN) National Stock Number

4730-00-134-8892

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

23541

Schedule B Code

7307994000

Summary

3a 2nd end thread class, 3b 1st end thread class, concentric reducer type, external seat for gasket seal (boss) 2nd end connection style, gasket seal (boss) 1st end connection style, threaded external boss 2nd end connection type

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	ZZ

Identification

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes:bushing (as modified).

INC	FIIG	Concept	Condition
23541	A080B0	-	1

Specifications

Thread Class

3a 2nd end

Details

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

Thread Class

3b 1st end

Details

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

Reducer Type

concentric

Details

Refers to the location of the ends whether on the same centerline (concentric) or on different centerlines (eccentric).

Connection Style

external seat for gasket seal (boss) 2nd end

Details

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

Connection Style

gasket seal (boss) 1st end

Details

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

Connection Type

threaded external boss 2nd end

Details

Indicates the type of connection/s/.

Connection Type

threaded internal boss 1st end

Details

Indicates the type of connection/s/.

Thread Quantity Per Inch

12 1st end

Details

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

Nominal Thread Size

0.875 inches 1st end

Details

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

Nominal Thread Size

1.312 inches 2nd end

Details

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

Nominal Overall Length

0.969 inches

Details

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

Special Features

drilled for lockwire

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Material

steel comp 316 overall

Details

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

Material Document And Classification

66 fed std 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

passivate inside

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

passivate outside

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-f-14072,e300,ty2 mil spec single treatment response outside

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.

Surface Treatment Document And Classification

mil-s-5002 mil spec single treatment response inside

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 2nd end

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

unf 1st end

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.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
AN893-20K	22995	E	-	5	9	-	AX
AN893-20K	13899	E	-	5	9	-	AX
AN893-20K	14798	E	-	5	9	-	AX
AN893-20K	14397	E	-	5	9	-	AX
AN893-20K	06581	E	-	5	9	-	AX
AN893-20K	71563	E	-	5	9	-	AX
AN893-20K	00624	E	-	5	9	-	AX
AS5172	0U583	E	-	5	9	-	ZZ
AS5172K1016L	0U583	E	-	3	2	-	ZZ
SAE-AS4875	0U583	E	-	3	1	-	ZZ
AS4875	81343	E	-	5	9	-	ZZ
AS5172	81343	E	-	5	9	-	ZZ
AS5172K1016L	81343	E	-	5	9	-	ZZ
AN893-20K	88044	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 4730-00-134-8892

What is the NIIN of the NSN 4730-00-134-8892?

The National Item Identification Number (NIIN) of the NSN 4730-00-134-8892 is 00-134-8892

When the NSN 4730-00-134-8892 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sat, Aug 19, 1972

Does the NSN 4730-00-134-8892 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-134-8892 contain any hazardous material?

No data in HMIRS

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