National Stock Number (NSN) 8030-00-142-9128, or NIIN 001429128, (sealing compound) was assigned September 9, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 2825005121710, 8030010604645, 8030010933706, 8030010230326.
There are 8 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 518 contracts issued for this part number, with 376 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: SPE8ES25F66MC, SPE8ES25F55KW, SPE8ES25F55MN, SPE8ES25F52PA, SPE8ES25F52QP. The total value of the awarded contracts has been US$ 236,850.64.
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. 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 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 03268. [A CHEMICAL COMPOSITION FORMULATED FOR COATING OR FOR FILLING VOIDS, CRACKS, JOINTS OR SEAMS OF OBJECTS AND/OR MATERIALS TO EXCLUDE FOREIGN MATTER AND/OR PREVENT THE TRANSMISSION OF FLUIDS THERETHROUGH. IT IS NOT DESIGNED TO ACT AS A PRIMER COATING OR TO BE SANDED OR GROUND AFTER APPLICATION. IT CANNOT BE WIPED OFF. FOR ITEMS WHICH ARE SPECIFICALLY COMPOUNDED TO PROVIDE ELECTRICAL INSULATING CHARACTERISTICS, USE INSULATING COMPOUND, ELECTRICAL. EXCLUDES CAULKING COMPOUND; GASKET CEMENT; CORROSION PREVENTIVE COMPOUND; CEMENT, IRON AND STEEL; PLUMBING FIXTURE SETTING COMPOUND; PRESERVATIVE COATING, RUBBER AND TEXTILE TREATING COMPOUNDS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 8030001429128 does not contain precious metals.
This NSN is associated to Schedule B 3214100010: caulking compounds. The Schedule B End Use is listed as shingles, molding, wallboard. NAICS classification category 325520: adhesive manufacturing.
This information was last updated on Aug 01, 2025.