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NSN 4710-00-349-1863, 4710003491863
TUBE ASSEMBLY,METAL

Federal Supply Classification
FSC 4710 - PIPE, TUBE AND RIGID TUBING
National Item Identification Number
NIIN 003491863
Codification Country
United States
Item Name Code
INC 21989
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 4710-00-349-1863

National Stock Number (NSN) 4710-00-349-1863, or NIIN 003491863, (tube assembly,metal) was assigned January 30, 1974 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.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 21989. [A LENGTH OF TUBING, STRAIGHT, OR PREBENT TO A PREDETERMINED ANGLE, WITH ADDED COMPONENT(S) THAT FORMS AN END CONNECTION ON ONE OR BOTH ENDS. FOR FLEXIBLE TUBE ASSEMBLIES, SEE HOSE ASSEMBLY (AS MODIFIED). FOR ITEMS HAVING PERFORATIONS IN THE TUBING OR ATTACHMENTS, SEE TUBE ASSEMBLY, FIRE EXTINGUISHING SYSTEM. EXCLUDES:ITEMS HAVING INTEGRAL PREFORMED OR PLAIN ENDS, TUBE, BENT (AS MODIFIED), AND ITEMS WHICH ARE BRANCHED OR FORKED.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4710003491863 does not contain precious metals.

This NSN is associated to Schedule B 7306905000: other tubes, pipes and hollow profiles nesoi, of alloy steel. The Schedule B End Use is listed as iron and steel products, other.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATL) STEEL, AMS 5646 SINGLE END
END CONNECTION SPEC/STD
(BZRS) MS,MS9198-04,MS9483-04
END CONNECTION STYLE
(AJFX) SWIVEL NUT, FLARE SINGLE END
DESIGN FORM
(ARJD) PREBENT
MATERIAL
(MATT) STEEL COMP 347 SINGLE END
MATING END QUANTITY
(AFQW) 2 SINGLE END
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES SINGLE END
TUBE OUTSIDE DIAMETER
(BBYQ) 0.250 INCHES NOMINAL
TUBING MATERIAL
(AHSA) STEEL, STAINLESS
THREAD CLASS
(AAJD) 3B SINGLE END
THREAD DIRECTION
(AAJF) RIGHT-HAND SINGLE END
THREAD SERIES DESIGNATOR
(THSD) UNJF SINGLE END
UNABLE TO DECODE
(MATL) UNABLE TO DECODE

Manufacturer Part Numbers


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