A-A-52210
2.2 Dimensions and tolerances. Straightedges shall be of the dimensions and within the tolerances specified in table I.
TABLE I. Straightedge steel
Parallelism Straightness |
Straightness |
||||
Length |
Width Thickness tolerance for tolerance on |
tolerance on |
Hardness |
Bevel |
Width |
+ 1/32 |
(approx.) (approx.) working edges beveled |
squared |
Rockwell |
(approx.) |
land |
working edge working edge (C) (approx.)
Inches Inches Inch Inch Inch Inch Degrees Inch
36 2 - 3 1/4-5/16 0.001 0.0005 0.0006 22 - 32 20 3/64
2.3 Marking. The straightedges shall be marked for identification with the manufacturer's name or readily identifiable trademark.
2.4 Finish. All the surfaces of the straightedge shall be polished.
2.5 Workmanship. All surfaces of the straightedge shall be smooth with no burrs, sharp edges, cracks, gouges, grind chatter, or burn marks.
2.6 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 ASTM E 380, and all other requirements of this CID 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. The contracting officer has the option of accepting or rejecting the product.
3 REGULATORY REQUIREMENTS
3.1 Contractor-recovered materials. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR).
4. QUALITY ASSURANCE PROVISIONS
4.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description, conform to the producer's own drawings, specifications, standards and quality assurance practices, and be the same product that has been sold in the commercial market. 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.
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