National Stock Number
4240-01-470-3860
National Stock Number (NSN) 4240-01-470-3860, or NIIN 014703860, (protector,hearing) was assigned December 17, 1999 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 2 suppliers. 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, with the most recent procurement date of Nov 05, 2009. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPM8EH10V0121, SPM8EH10V0091, SPM8EH10V0053, SPM8EH10V0009. The total value of the awarded contracts has been US$ 827.45.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 42204. [AN ITEM CONSISTING OF TWO EARCUPS, EACH OF WHICH ARE FILLED WITH SOUND ATTENUATING MATERIAL. IT IS DESIGNED TO COMPLETELY COVER THE WEARER'S EARS AND PROTECT THEM FROM HIGH INTENSITY SOUND. IT MAY INCLUDE A HEADBAND OR IT MAY BE DESIGNED FOR MOUNTING ONTO HEADWARE, SUCH AS A HELMET. FOR ITEMS CONTAINING EARPHONES, SEE HEADSET, ELECTRICAL AND HEADSET-MICROPHONE. FOR ITEMS DESIGNED TO BE INSERTED INTO THE EAR, SEE PLUG, EAR.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 4240014703860 does not contain precious metals.
This NSN is associated to Schedule B 6506100090: safety headgear, whether or not lined or trimmed, n.e.s.o.i.. The Schedule B End Use is listed as apparel,household goods-nontextile. NAICS classification category 339113: surgical appliance and supplies manufacturing.
This information was last updated on Aug 01, 2025.