Product Details | TUBE REDUCER

4730-00-277-7531 A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes BUSHING (as modified).

Part Alternates: B1622, B16-22 , B16221961, B16-22-1961, 4730-00-277-7531, 00-277-7531, 4730002777531, 002777531

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-277-7531

Demand History | NSN 4730-00-277-7531

Part Number Request Date QTY Origin
4730-00-277-7531 2020-02-54 10 DIBBS
4730-00-277-7531 2020-01-20 10 DIBBS
4730-00-277-7531 2019-11-330 1 DIBBS
4730-00-277-7531 2018-10-287 10 DIBBS
B1622 2018-07-209 1
B1622 2018-06-177 2
4730-00-277-7531 2018-04-107 10 DIBBS
4730-00-277-7531 2017-10-276 10 DIBBS
4730-00-277-7531 2017-07-194 10 DIBBS
4730-00-277-7531 2016-05-125 20 DIBBS
4730-00-277-7531 2015-10-300 5 DIBBS
4730-00-277-7531 2015-10-288 5 DIBBS
4730-00-277-7531 2015-04-100 3 DIBBS
4730-00-277-7531 2015-03-88 3 DIBBS
4730-00-277-7531 2014-03-84 21 DIBBS
B1622 2013-06-179 10
B1622 2013-03-67 5
4730-00-277-7531 2013-02-33 3 DIBBS
B1622 2013-01-16 3
4730-00-277-7531 2012-11-319 4 DIBBS
4730-00-277-7531 2012-09-245 31 DIBBS

Cross Reference | NSN 4730-00-277-7531

Part Number Cage Code Manufacturer
B16-22 05047 AMERICAN SOCIETY OF MECHANICAL ENGINEERS

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Technical Data | NSN 4730-00-277-7531

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
CONNECTION TYPE UNTHREADED INTERNAL TUBE 1ST END UNTHREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE B37 CRIMPED 1ST END B100A PLAIN 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.375 INCHES 1ST END 1.625 INCHES 2ND END
NOMINAL OVERALL LENGTH 2.280 INCHES
REDUCER TYPE CONCENTRIC

Restrictions/Controls & Freight Information | NSN 4730-00-277-7531

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 052185 PIPE,TUBING,OR PIPE OR TUBING FIT
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 4730-00-277-7531

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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
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
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
A
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code2Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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
A
EA : Each
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 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
A
EA : Each