National Stock Number (NSN) 5330-01-585-1558, or NIIN 015851558, (parts kit,seal replacement,mecha) was assigned May 18, 2010 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. 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 21 contracts issued for this part number, with 21 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7L325V1944, SPE7L324F4434, SPE7L323F6958, SPE7L323F4864, SPE7L323F0309. The total value of the awarded contracts has been US$ 537,037.45.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 18, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 34944. [A PARTS KIT CONSISTING OF NUMEROUS ITEMS. THE KIT MAY CONTAIN SEALS, GASKETS, PACKING, AND/OR RETAINERS FOR REPAIRING MECHANICAL EQUIPMENT. EXCLUDES KITS INCLUDING TOOLS, COLLARS, PINS, SLEEVES AND ASSOCIATED HARDWARE. EXCLUDS PARTS KIT (1), SEAL REPLACEMENT, ARTILLERY.]. 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 5330015851558 does not contain precious metals.
This NSN is associated to Schedule B 8484200000: mechanical seals. 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.