National Stock Number
5925-01-381-7641
National Stock Number (NSN) 5925-01-381-7641, or NIIN 013817641, (interrupter,ground fault) was assigned October 22, 1993 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 12, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 32522. [AN ELECTRICAL SAFETY DEVICE DESIGNED FOR INSERTION IN A POWER DISTRIBUTION CIRCUIT TO PROVIDE PROTECTION AGAINST SERIOUS INJURY OR DEATH CAUSED BY CONTACT WITH DAMAGED OR DEFECTIVE ELECTRICAL EQUIPMENT. IT DISCONNECTS THE UNGROUNDED CONDUCTOR(S) WHEN ITS INTEGRAL CIRCUITRY SENSES AN UNDESIRABLE CURRENT FLOW TO EARTH (GROUND). IT INCLUDES A RESET FEATURE AND MAY HAVE A TEST FACILITY. IT MAY BE DESIGNED FOR INSTALLATION IN AN ELECTRICAL PANEL OR BOX, OR MAY BE A PORTABLE UNIT WITH ITS OWN ENCLOSURE. MAY INCLUDE SWITCHES, CIRCUIT BREAKERS, FUSES, AND THE LIKE; PORTABLE UNITS MAY HAVE CONNECTING CABLES. EXCLUDES OVERCURRENT PROTECTIVE DEVICES WHICH ALSO PROVIDE A GROUND FAULT SENSING AND INTERRUPTING CAPABILITY. SEE ALSO CIRCUIT BREAKER.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 5925013817641 does not contain precious metals.
This NSN is associated to Schedule B 8538907020: automatic circuit breaker parts for headings 8535, 8536 or 8537. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335313: switchgear and switchboard apparatus manufacturing.
This information was last updated on Jul 01, 2025.