National Stock Number (NSN) 5330-01-189-9738, or NIIN 011899738, (seal assy,manifold) was assigned September 21, 1984 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 17 sources of supply.
This part number has not been procured by the US Government in over a year. There have been 33 contracts issued for this part number, with 36 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7L025V0564, SPE7L324P5846, SPE7L324P5846, SPE7L324P5846, SPE7L024V2742. The total value of the awarded contracts has been US$ 303,779.71.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
There has been a moderate amount of demand for this national stock number. Globally, demand for this NSN has originated from 12 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 77777. 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 5330011899738 does not contain precious metals.
This NSN is associated to Schedule B 8487900040: oil seals, other than those of chapter 40, machinery parts not containing electrical features. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Aug 01, 2025.