National Stock Number
4910-01-305-7271
National Stock Number (NSN) 4910-01-305-7271, or NIIN 013057271, (bead breaker,pneumatic tire) was assigned August 10, 1989 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 4 suppliers. Today, 4 suppliers are listed as Active suppliers 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.
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 Nov 04, 2018, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) 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) 21534. [A HAND-OPERATED LEVERAGE DEVICE DESIGNED TO LOOSEN TIRE BEADS FROM A WHEEL RIM FOR TIRE REMOVAL. IT CONSISTS OF A BASE-MOUNTED UPRIGHT WHICH SERVES AS A FULCRUM FOR AN ATTACHED LEVER ARM FROM WHICH A LEG WITH A SHOE IS SUSPENDED. WHEN THE WHEEL AND TIRE ASSEMBLY IS POSITIONED FLAT ON THE BASE WITH THE SHOE AGAINST THE UPPER SIDE OF THE TIRE AT THE RIM, DOWNWARD PRESSURE ON THE LEVER ARM FORCES THE TIRE BEAD TO BREAK AWAY FROM THE WHEEL RIM. SEE ALSO DEMOUNTER, PNEUMATIC TIRE.]. 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 4910013057271 does not contain precious metals.
This NSN is associated to Schedule B 8479899860: automotive maintenance machines, nesoi. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.