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NSN 4730-01-521-6919, 4730015216919
LOCKNUT,TUBE FITTING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 015216919
Codification Country
United States
Item Name Code
INC 17645
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 4730-01-521-6919

National Stock Number (NSN) 4730-01-521-6919, or NIIN 015216919, (locknut,tube fitting) was assigned June 29, 2004 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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. ISO Group has several sources of supply for this NSN.

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

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 30, 2004, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 17645. [AN ITEM WITH INTERNAL MACHINE THREADS DESIGNED TO FIT THE EXTERNAL MACHINE THREADS OF A TUBE FITTING. IT HAS FLAT FACES, ONE OF WHICH HAS A COUNTERBORED RECESS TO ACCOMMODATE PACKING, PACKING OR SEALING RING(S), GASKET(S), AND THE LIKE. THE ITEM, WHEN INSTALLED, PROVIDES A METHOD OF LOCKING AND SEALING THE CONNECTION. SEE ALSO LOCKNUT, PIPE; NUT (1), TUBE COUPLING AND NUT (1), PLAIN, HEXAGON.]. 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 4730015216919 does not contain precious metals.

This information was last updated on .


Technical Characteristics

SURFACE TREATMENT
(SFTT) ANODIZE OVERALL OR PHOSPHATE OVERALL
END ITEM IDENTIFICATION
(AGAV) F-22, RAPTOR
PACKING RECESS DEPTH
(CFPW) 0.042 INCHES NOMINAL
PACKING RECESS DIAMETER
(CFPT) 0.733 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS4928, TYPE 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) TITANIUM ALLOY OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.563 INCHES
NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 0.375 INCHES
NUT HEIGHT
(ADEA) 0.297 INCHES NOMINAL
NUT STYLE
(ACTA) TUBE FITTING LOCKNUT
SPECIFICATION/STANDARD DATA
(ZZZK) 81343-AS5179 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS
(ASDB) 0.810 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS2488 ASSN STD SINGLE TREATMENT RESPONSE AND AMS2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) ANODIZE OR PHOSPHATE OVERALL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 18
THREAD SERIES
(BZRR) UNF

Manufacturer Part Numbers


Related Inventory

AS5179T06
NUT
Readily Available


 
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