National Stock Number
5310-01-285-7101
National Stock Number (NSN) 5310-01-285-7101, or NIIN 012857101, (nut,self-locking,hexagon) was assigned September 19, 1988 in the Federal Logistics Information System (FLIS). NIIN 012857101 was cancelled on September 2, 1998, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310009826809. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 33 sources of supply.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 05277. [A NUT HAVING A FLAT BOTTOM AND 6 SIDES. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES:NUT (1), SELF-LOCKING, CAP.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310012857101 does not contain precious metals.
This information was last updated on Aug 01, 2025.