National Stock Number
9340-01-390-4178
National Stock Number (NSN) 9340-01-390-4178, or NIIN 013904178, (glass,safety,single plate) was assigned May 19, 1994 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 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.
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 May 20, 2008, 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 is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 35790. [A TRANSPARENT ITEM CONSISTING OF PRESTRESSED PIECES OF GLASS, WITH STRAIGHT PARALLEL SURFACES. PRESTRESS RESULTS FROM HEATING UP TO FUSING TEMPERATURE FOLLOWED BY UNIFORM QUENCHING ON BOTH SIDES. QUICK SHRINKING PRODUCES A HIGH SURFACE TENSION WHICH ONLY CAN BE BROKEN DOWN BY A HEAVY MECHANICAL LOAD. THE SHATTERED GLASS CRUMBLES INTO SPHERICAL NON-SPLINTERING PIECES. IT MAY BE HEAT RESISTANT OR TINTED AND IS GENERALLY USED WHERE SAFETY CHARACTERISTICS SUCH AS IN MOTOR-VEHICLE WINDOWS ARE REQUIRED. EXCLUDES:GLASS, LAMINATED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 9340013904178 does not contain precious metals.
This NSN is associated to Schedule B 7007110000: toughened (tempered) safety glass, of size and shape suitable for incorporation in vehicles, aircraft, spacecraft or vessels. The Schedule B End Use is listed as parts-civilian aircraft. NAICS classification category 327215: glass product manufacturing made of purchased glass.
This information was last updated on Aug 01, 2025.