National Stock Number
4210-01-294-7972
National Stock Number (NSN) 4210-01-294-7972, or NIIN 012947972, (tube assembly,fire extinguishing system) was assigned February 23, 1989 in the Federal Logistics Information System (FLIS). NIIN 012947972 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 Oct 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 61614. [A LENGTH OF TUBING, STRAIGHT OR PREBENT TO A PREDETERMINED ANGLE, WITH ADDED COMPONENTS THAT FORM AN END CONNECTION ON ONE OR BOTH ENDS, AND HAS BEEN PERFORATED AT INTERVALS ALONG THE LENGTH, AND/OR ONE END HAS BEEN CAPPED WITH SHEET METAL AND THEN PERFORATED. FOR USE IN AIRCRAFT, AUTOMOTIVE EQUIPMENT, OR BUILDING FIRE EXTINGUISHING SYSTEMS. EXCLUDES:TUBE ASSEMBLY, FIRE EXTINGUISHING SYSTEM, BRANCHED.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 4210012947972 does not contain precious metals.
This information was last updated on Jul 01, 2025.