Boss Reducer

SAE-AS4875

SAE-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 - - 3
RNVC SADC MSDS RNAAC
1 - - 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
AS4875 0U583 E - 5 9 - ZZ
AS5172 0U583 E - 5 9 - ZZ
AS5172K1016L 0U583 E - 3 2 - 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

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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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