||MILSPECNAME||This commercial item description covers copper and aluminum metallic wool used as an abrasive for cleaning and polishing. This commercial item description may involve hazardous materials and procedures and does not purport to address the safety or environmental problems associated with it's use. It is the responsibility of the user of this description to consult and establish appropriate safety, health, and chemical disposal practices in accordance with all applicable state, local, and Federal regulations.

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A-A-1044A

3.3.1.2 Corrosion resistance. Copper wool shall not exhibit any evidence of corrosion attack when tested in accordance with 4.11.

3.3.1.3 Elasticity. Copper wool shall spring back to within 85 percent of the original measured height when tested in accordance with 4.12.

3.3.2. Type II.

3.3.2.1Countour of strands. Contour of the strands shall be substantially uniform and free from raggedness, spirals and whorls when examined in accordance with 4.14.

3.3.2.2 Brittleness. Metal wool shall be of uniform quality. The pads and rolls shall be clean and free from foreign material, chips, and defects which render the wool unsuitable for use. Metal wool shall  be free from short ends, and shall not wad or mat easily in use.

3.5 Regulatory requirements. In accordance with section 23.403 of the

Federal Acquisition Regulations, the Government’s policy is to acquire items composed of the highest percentage of recovered materials practicable, consistent with maintaining a satisfactory level of competition without adversely affecting performance requirements or exposing suppliers’ employees to undue hazards from the recovered materials. The term “recovered materials” means materials which have been collected or recovered from solid waste and reprocessed to become a source of raw materials as opposed to virgin raw materials. None of the above shall be interpreted to mean that the use of used products are allowed under this commercial item description unless otherwise specified.

3.6 Metric products. Products manufactured to metric dimensions will be considered on an equal basis with those manufactured using inch/pound units, provided they fall within the tolerances specified using conversion tables contained in the latest revision of Federal Standard No. 376, end all other requirements of this commercial item description are met.

If a product is manufactured to metric dimensions and those dimensions exceed the tolerances specified in the inch/pound units, a request should be made to the contracting officer to determine if the product is acceptable.