National Stock Number (NSN) 5330-01-222-1657, or NIIN 012221657, (seal,nonmetallic special shaped) was assigned December 7, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5330010036246.
There are 7 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers 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 12, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 32847. [AN ITEM FABRICATED FROM NONMETALLIC SPECIAL SHAPED SECTION. IT MAY BE (1) FORMED TO A SPECIFIC SHAPE WITH OR WITHOUT JOINTS, (2) A SINGLE PIECE WHOSE ENDS HAVE BEEN SECURED TOGETHER TO FORM A SPECIFIC SHAPE, OR (3) A STRAIGHT ITEM FABRICATED TO A SPECIFIC LENGTH FOR A SPECIFIC APPLICATION WITH END CUTS OR JOINTS. ITEMS, EXCEPT FOR MOLDED CORNERS, SLOT(S), PRESS FIT BUTTONS, AND THE LIKE MUST BE OF ONE CONTINUOUS CROSS SECTION. IT IS SPECIFICALLY DESIGNED FOR USE IN APPLICATIONS WHERE THERE IS NO RELATIVE MOTION BETWEEN JOINED PARTS. EXCLUDES:BUSHING, NONMETALLIC; PACKING, PERFORMED; PAD, CUSHIONING;AND SEAL, PLAIN. FOR STRAIGHT ITEMS WITH SQUARE END CUTS AND WITHOUT MOUNTING HOLE(S), SLOT(S), OR PRESS FIT BUTTONS, SEE NONMETALLIC SPECIAL SHAPED SECTION.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. 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 5330012221657 does not contain precious metals.
This NSN is associated to Schedule B 3926904500: gaskets,washers & other seals. The Schedule B End Use is listed as other industrial supplies. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Apr 01, 2025.