Product Details | BOSS REDUCER

4730-00-920-8328 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: B34219PC2A, 155016, 175016, 2621-908-05 PIECE 5 1IN, 2621-908-05 PIECE 5IN, 262190805PIECE51IN, 262190805PIECE5IN, 4730-00-920-8328, 00-920-8328, 4730009208328, 009208328

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1960 00-920-8328

Demand History | NSN 4730-00-920-8328

Part Number Request Date QTY Origin
4730-00-920-8328 2013-11-319 2 DIBBS
4730-00-920-8328 2013-11-318 2 DIBBS
4730-00-920-8328 2013-10-303 2 DIBBS

Cross Reference | NSN 4730-00-920-8328

Part Number Cage Code Manufacturer
155016 77842 EATON CORPORATION DBA CENTURIAN MECHANICAL SEALS
175016 77842 EATON CORPORATION DBA CENTURIAN MECHANICAL SEALS
2621-908-05 PIECE 5 1IN 77842 EATON CORPORATION DBA CENTURIAN MECHANICAL SEALS
2621-908-05 PIECE 5IN 77842 EATON CORPORATION DBA CENTURIAN MECHANICAL SEALS
B34219PC2A 77842 EATON CORPORATION DBA CENTURIAN MECHANICAL SEALS

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Technical Data | NSN 4730-00-920-8328

Characteristic Specifications
MATERIAL STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL BOSS 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B71 EXTERNAL SEAT FOR GASKET SEAL 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
THREAD SERIES DESIGNATOR UNS 1ST END UN 2ND END
NOMINAL THREAD SIZE 2.312 INCHES 1ST END 1.750 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END 16 2ND END
THREAD CLASS 2A 1ST END 2A 2ND END
THREAD PITCH DIAMETERS 1.7025 TO 1.7078 INCHES 1ST END
NOMINAL OVERALL LENGTH 2.605 INCHES
REDUCER TYPE CONCENTRIC

Restrictions/Controls & Freight Information | NSN 4730-00-920-8328

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:AItem does not contain precious metal
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 XX
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 4730-00-920-8328

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each