National Stock Number
5680-01-627-3750
National Stock Number (NSN) 5680-01-627-3750, or NIIN 016273750, (manhole top assembly) was assigned April 11, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are 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) 11478. [A METALLIC ITEM CONSISTING OF A FRAME, MANHOLE AND A COVER, MANHOLE WHICH COMPLETELY INCLOSES THE OPENING.]. 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 5680016273750 does not contain precious metals.
This information was last updated on Jul 01, 2025.