Product Details | BOSS REDUCER

4730-00-923-1945 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).

Part Alternates: MS219161610, MS21916-16-10, AS18280, AS21916, MILF18280, MIL-F-18280, 4730-00-923-1945, 00-923-1945, 4730009231945, 009231945

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 14 JAN 1966 00-923-1945

Demand History | NSN 4730-00-923-1945

Part Number Request Date QTY Origin
MS219161610 2018-11-324 2 United States
AS18280 2014-10-280 1 US

Cross Reference | NSN 4730-00-923-1945

Part Number Cage Code Manufacturer
AS18280 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS21916 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MIL-F-18280 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MS21916-16-10 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21916-16-10 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 4730-00-923-1945

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 135.0 DEG CELSIUS SINGLE RESPONSE
CONNECTION TYPE THREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLE B71A EXTERNAL SEAT FOR GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNJ 1ST END UNJF 2ND END
NOMINAL THREAD SIZE 1.312 INCHES 1ST END 0.875 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END
THREAD CLASS 3A ALL ENDS
NOMINAL OVERALL LENGTH 1.688 INCHES
REDUCER TYPE CONCENTRIC

Restrictions/Controls & Freight Information | NSN 4730-00-923-1945

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code ZG Germany
ZH
ZJ
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-00-923-1945

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each