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NSN 4730-00-656-0263, 4730006560263
RESTRICTOR,FLUID FLOW

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 006560263
Codification Country
United States
Item Name Code
INC 18263
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 4730-00-656-0263

National Stock Number (NSN) 4730-00-656-0263, or NIIN 006560263, (restrictor,fluid flow) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 18263. [AN ITEM OF SOLID ONE-PIECE CONSTRUCTION, DESIGNED TO RESTRICT THE FLOW OF A FLUID THROUGH IT. IT HAS AN ORIFICE OF A SMALLER SIZE THAN THE DIAMETER OF FLOW INTO IT. EXCLUDES:ITEMS SUCH AS VALVE (1), (AS MODIFIED); AND OTHERS WITH AN ADJUSTABLE ORIFICE. EXCLUDES:PIPE, TUBE, OR HOSE FITTINGS WITH RESTRICTED PASSAGES AND ITEMS DESIGNED TO TEST FLUID FLOW. FOR ITEMS CONTAINING SCREENS OR FILTERS, SEE RESTRICTOR UNIT, FLUID FLOW.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730006560263 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

DESIGN TYPE
(APGF) TUBULAR
HOSE/TUBE SIZE FOR WHICH DESIGNED
(CCFK) 5/8 IN. OD TUBE
LENGTH
(ABRY) 1.156 INCHES NOMINAL
ORIFICE DIAMETER
(AMSF) 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
OUTSIDE DIAMETER
(ABKV) 0.750 INCHES NOMINAL
MATERIAL
(MATT) STEEL
SPECIAL FEATURES
(FEAT) ORIFICE END COUNTERBORED TO 0.375 IN. ID BY 0.156 IN. DEEP
THREAD PROVISION
(AFEW) UNTHREADED
SURFACE TREATMENT
(SURF) FILM, DICHROMATE
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(MATL) UNABLE TO DECODE

Manufacturer Part Numbers


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