National Stock Number
9390-00-443-3942
National Stock Number (NSN) 9390-00-443-3942, or NIIN 004433942, (bellows,protection) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 004433942 was cancelled on June 2, 2006, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 9390003213240. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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 assigned to Item Name Code (INC) 35168. [A NONMETALLIC, ACCORDIAN SHAPED PROTECTIVE COVERING DESIGNED TO FLEX DUE TO RELATIVE MOTION BETWEEN PARTS TO WHICH ITS OPPOSITE ENDS ARE ATTACHED. IT IS PRIMARILY USED TO COVER THE OPENING AROUND A MOVABLE PUSH-PULL ROD OR PART PASSING THROUGH A HOLE IN A BULKHEAD, PARTITION OR THE LIKE.]. 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 9390004433942 does not contain precious metals.
This information was last updated on Jul 01, 2025.