ZZ-T-1083 Tire, Pneumatic, Low Speed, Off HighwayThis specification covers new and retreaded pneumatic tires, both tube and tubeless types, and flaps when applicable, for mounting on construction, earthmoving, mining and logging equipment, road graders, mobile cranes, and similar vehicles operated at low speeds off the road.

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ZZ-T-1083F

3.  REQUIREMENTS

3.1  QUALIFICATION.  Tires furnished under this specification shall be tires which have been qualified and listed on, or approved in writing by the qualifying activity for listing on the applicable Federal Qualified Products List.  Note:  Casings for retreading shall be from tires previously qualified under the Federal Qualified Products List.  Qualification and listing of tires on the Qualified Products List does not guarantee the acceptance of the tires in any future procurement nor constitute waiver of the requirements of this specification.  The cost for performing qualifications or requalifications tests shall be wholly borne by the applicant.  Tires, tubes, and flaps shall be supplied for testing at no cost to the Government.

For Style X Tires, Group 1, Group 2 and Group 3 will be tested.  Qualification will be extended to other classes of tires in the same group which are of equal or higher quality level of construction and materials as certified by the manufacturer.

For Style Y Tires, qualification of a particular retreader's process which the retreaders quality is clearly established will be extended to other tire models retreaded by the same process, of the same group and type having equal or better compound as certified by the retreader.

For both Style tires, qualification may be extended to a tube-type brand or model, provided it is of equivalent construction (design and materials), with the exception of the bead, to the tubeless model qualified.  Using this same provision, the tube-type shall qualify the tubeless model or brand.

For Style X tires, qualification may be extended to other manufacturer's production points of a particular group provided the standards and methods of quality control are equivalent at each point of manufacture.  The brand or model must be of equivalent compounds and construction from both locations.

For Style Y, qualification may be extended to other retreading facilities for a particular manufacturers process provided the manufacturer certifies that the retreading process and quality control procedures are identical at the additional facilities.

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