Product Details | PIPE REDUCER

4730-00-278-8381 A straight pipe fitting having a different size connection on each end. It is designed to join two pipes of different sizes or two pipe fittings of different sizes. Excludes BUSHING (as modified).

Part Alternates: B16.4, WWP501, B164, 4730-00-278-8381, 00-278-8381, 4730002788381, 002788381

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-278-8381

Demand History | NSN 4730-00-278-8381

Part Number Request Date QTY Origin
4730-00-278-8381 2019-11-317 12 DIBBS
4730-00-278-8381 2018-10-283 15 DIBBS
4730-00-278-8381 2018-01-29 15 DIBBS
4730-00-278-8381 2017-10-303 15 DIBBS
B164 2015-05-139 12 OM
4730-00-278-8381 2013-12-338 20 DIBBS
4730-00-278-8381 2013-11-322 20 DIBBS
4730-00-278-8381 2013-11-321 20 DIBBS
4730-00-278-8381 2013-09-267 20 DIBBS
4730-00-278-8381 2013-09-251 20 DIBBS
B164 2013-07-183 12 OM
4730-00-278-8381 2013-04-91 20 DIBBS
4730-00-278-8381 2013-02-44 10 DIBBS
4730-00-278-8381 2013-02-44 15 DIBBS
4730-00-278-8381 2011-09-245 14 DIBBS

Cross Reference | NSN 4730-00-278-8381

Part Number Cage Code Manufacturer
B16.4 80204 AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
WWP501 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 4730-00-278-8381

Characteristic Specifications
MATERIAL IRON CAST OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM 126,CLASS A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MEDIA FOR WHICH DESIGNED STEAM 1ST RESPONSE WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 125.0 POUNDS PER SQUARE INCH 1ST RESPONSE 175.0 POUNDS PER SQUARE INCH 2ND RESPONSE
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B14A PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES 1ST END 0.375 INCHES 2ND END
NOMINAL OVERALL LENGTH 1.380 INCHES
REDUCER TYPE CONCENTRIC
SPECIFICATION/STANDARD DATA 81348-WW-P-501 GOVERNMENT SPECIFICATION AND 80204-B16.4 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA 6 TABLE

Restrictions/Controls & Freight Information | NSN 4730-00-278-8381

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 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 4730-00-278-8381

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each