National Stock Number
2530-01-654-0057
National Stock Number (NSN) 2530-01-654-0057, or NIIN 016540057, (valve,protecting,multicircuit ai) was assigned April 14, 2016 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) 46309. [A VALVE DESIGNED TO DISTRIBUTE THE INPUT POWER TO THE INDIVIDUAL CIRCUITS AND TO MAINTAIN THE PRESSURES IN THESE CIRCUITS AT A PRESET LEVEL ABOVE WHICH PRESSURE COMPENSATION BETWEEN THE INDIVIDUAL CIRCUITS MAY BE EFFECTED. IN CASE OF PRESSURE DROP AT THE INPUT OR A LOWERING OF THE PRESSURE OF ONE CIRCUIT BELOW A PRESENT VALUE, THE CIRCUITS NOT AFFECTED ARE KEPT AT THEIR PROTECTED MINIMUM PRESSURES. EXCLUDES VALVES (1), SAFETY RELIEF. SEE ALSO VALVE (1), RELAY, AIR PRESSURE VALVE (1), BRAKE PNEUMATIC.]. 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 2530016540057 does not contain precious metals.
This NSN is associated to Schedule B 8708300050: brakes and servo-brakes and parts, of motor vehicles of headings 8701 to 8705. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 336340: motor vehicle brake system manufacturing.
This information was last updated on Jul 01, 2025.