National Stock Number
5975-00-152-1079
National Stock Number (NSN) 5975-00-152-1079, or NIIN 001521079, (locknut,electrical conduit) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 001521079 was cancelled on September 2, 1998, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5975001008708. This NSN replaces 5 stock numbers: 5975009505890, 5975008194407, 5975006427260, 5975006361813, 5975005107497.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 22895. [AN ITEM HAVING INTERNAL THREADS DESIGNED TO FIT THE EXTERNAL THREADS OF AN ELECTRICAL CONDUIT OR FITTING FOR CONNECTING TO A JUNCTION BOX, PANEL, WIREWAY, OR OTHER POINT OF TERMINATION, AND WHICH, WHEN INSTALLED, PROVIDES A METHOD OF TIGHTENING TO LOCK THE CONNECTION. THE ITEMS MAY BE EITHER FLAT-SIDED OR CIRCULAR IN EXTERNAL SHAPE AND MUST HAVE A SPECIFIC CONDUIT SIZE DESIGNATION. SEE BONDNUT, ELECTRICAL CONDUIT AND LOCKNUT, TUBE FITTING. EXCLUDES:NUT (1), PLAIN HEXAGON.]. 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 5975001521079 does not contain precious metals.
This information was last updated on Jul 01, 2025.