National Stock Number
5330-01-417-3991
National Stock Number (NSN) 5330-01-417-3991, or NIIN 014173991, (cap,seal,nonmetallic) was assigned August 7, 1995 in the Federal Logistics Information System (FLIS). NIIN 014173991 was cancelled on June 2, 2015, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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 2 suppliers. Today, one supplier is listed as an Active supplier 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 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 Apr 11, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20727. [A MOLDED CUP-SHAPED ITEM HAVING A SMALL APERTURE IN ITS APEX. THE APERTURE IS DESIGNED FOR RELEASING THE EXCESS SEALING CEMENT APPLIED IN THE CAP PRIOR TO USE. THE ITEM IS DESIGNED TO CREATE A TIGHT SEAL AROUND BOLT HEADS, NUTS AND RIVETS WHERE A TIGHT AND EFFECTIVE SEAL IS REQUIRED, SUCH AS AIRPLANE INTEGRAL FUEL TANKS. ALSO USED FOR ANTICHAFING PROTECTION. EXCLUDES:BOOT, DUST AND MOISTURE SEAL AND CAP, PPROTECTIVE, DUST AND MOISTURE SEAL.]. 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 5330014173991 does not contain precious metals.
This information was last updated on Jul 01, 2025.