National Stock Number
1730-01-129-3771
National Stock Number (NSN) 1730-01-129-3771, or NIIN 011293771, (tie down,rotary wing blade) was assigned April 5, 1982 in the Federal Logistics Information System (FLIS). NIIN 011293771 was cancelled on December 15, 2017, 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.
This NSN is assigned to Item Name Code (INC) 28753. [AN ITEM DESIGNED TO SECURE OR RESTRAIN MOVEMENT OF UNFOLDED ROTARY WING BLADES WHILE THE AIRCRAFT IS ON THE GROUND. IT CONSISTS OF A SUITABLE ROTARY BLADE ATTACHING DEVICE(S), WITH PROVISIONS FOR SECURING TO THE AIRCRAFT STRUCTURE, DECK LOOPS, GROUND LOOPS, OR STAKES. IT MAY INCLUDE ASSEMBLIES CONSISTING OF RIGID OR SEMIRIGID TUBING, OR THE LIKE, WITH BLADE ATTACHING FACILITY(IES) AT ONE END, AND THE OTHER END DESIGNED TO ATTACH TO THE FUSELAGE OR CONTOURED TO FIT THE AIRCRAFT FUSELAGE, WITH PROVISIONS FOR SECURING PURPOSES. IT MAY INCLUDE A WARNING STREAMER TO INDICATE REMOVAL BEFORE FLIGHT. IT MAY BE EQUIPPED WITH A TIGHTENING DEVICE. FOR BLADE SECURING DEVICES WHICH NECESSITATE FOLDING OF THE ROTARY WING BLADES, SEE RACK, ROTARY WING BLADE. EXCLUDES:LOCK (AS MODIFIED); TIE DOWN, AIRCRAFT MOORING; AND TIE DOWN, CARGO, AIRCRAFT.]. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1730011293771 does not contain precious metals.
This information was last updated on Aug 01, 2025.