A-A-2810 Binder, Loose-Leaf, Coated Cloth Bound, Stiff Covers (For Tabulating Machine Paper And Accessories)This commercial item description covers requirements for flexible-post binders for containing unburst marginal punched tabulating machine paper and accessories. Covers are separable and have a binding mechanism with locking devices for containment of contents.

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A-A-2810A

3.3.2. Metal components. Metal Surfaces shall be in accordance with good commercial quality for the purpose intended. Exposed metal surfaces shall have a polished finish and shall be corrosion resistant or treated to resist corrosion, except binding mechanisms for Style B binders may be painted. Unless otherwise specified, cold-rolled steel shall have a minimum Rockwell hardness of B40, when tested in accordance with ASTM E 18.

3.3.3. Paperboard. The paperboard shall have a minimum thickness of 3.0 mm (0.120”) when tested in accordance with TAPPI T 411, and shall have a minimum bursting strength of 700 points when tested in accordance with TAPPI T 807.

3.3.4. Lining material. The paper lining material for inside faces of covers, when required, shall have a basis weight of not less than 8.88 g/m2 (60 pounds based on 25” x 38” - 500 sheets) , when tested in accordance with TAPPI T 410. The color of the lining shall harmonize with the binding material.

3.4. Workmanship. The binders shall be well finished, clean and all edges shall be smooth. Metal parts of the binders shall be free from burrs and rough or sharp edges. Posts shall be designed and constructed for easy and ready flexing and passage through eyelets and contents of the binder without binding, fraying, spreading, or otherwise being deformed. There shall be no unfinished edges around the label holder and the construction shall be such that the binding material will not tear, fray or pull out under normal use. Binders furnished with label holders shall be designed and fabricated in a manner that the holders will not weaken the structure of the binder nor mar smooth surfaces. The paperboard shall be free from surface lumps, indentation and mechanical imperfections, and be reasonably smooth and flat. The binder shall be free from defects that adversely affect appearance and serviceability or present a hazard to the user.

4. REGULATORY REQUIREMENTS:

4.1 Certification (paperboard). The contractor shall certify that the paperboard used in the manufacture of this item contains a minimum of 80 % Post Consumer Recovered Material (PCRM), in accordance with Code 40 of the Federal Regulations Part 247, Comprehensive Guideline for Procurement of Products Containing Recovered Materials; Final Rule. The Government reserves the right to require proof of such conformance prior to first delivery, and thereafter as may be otherwise provided for under the provisions of the contract.