A-A-55512B
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3.12 Pure tin. The use of pure tin, as an underplate or final finish is prohibited both internally and
externally. Tin content of resistor components and solder shall not exceed 97 percent, by mass. Tin shall
be alloyed with a minimum of 3 percent lead, by mass.
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3.13 Recycled, recovered, environmentally preferable, or biobased materials. Recycled, recovered,
environmentally preferable, or biobased materials should be used to the maximum extent possible
provided that the material meets or exceeds the operational and maintenance requirements, and
promotes economically advantageous life cycle costs.
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3.14 Workmanship. Resistors shall be processed in such a manner as to be uniform in quality and shall
be free from other defects that will affect life, serviceability, or appearance.
4. REGULATORY REQUIREMENTS. The offeror/contractor is encouraged to use recovered materials to
the maximum extent practicable, in accordance with 23.403 of the Federal Acquisition Regulation (FAR).
5. PRODUCT CONFORMANCE PROVISIONS.
5.1 Product conformance. The products provided shall meet the salient characteristics of this CID,
conform to the producer's own drawings, specifications, standards, and quality assurance practices, and
be the same product offered for sale in the commercial market. The Government reserves the right to
require proof of such conformance.
6. PACKAGING. Preservation, packing, and marking shall be as specified in the contract or order.
7. NOTES.
7.1 PIN. The PIN should be used for Government purposes to buy commercial products to this CID.
See section 2 for PIN format example.
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7.2 Environmentally preferable material. Environmentally preferable materials should be used to the
maximum extent possible to meet the requirements of this specification. As of the dating of this
document, the U.S. Environmental Protection Agency (EPA) is focusing efforts on reducing 31 priority
chemicals. The list of chemicals and additional information is available on their website at
https://www.epa.gov/osw/hazard/wastemin/priority.htm. Included in the EPA list of 31 priority chemicals
are cadmium, lead, and mercury. Use of these materials should be minimized or eliminated unless
needed to meet the requirements specified herein (see Section 3).
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7.3 Commercial and Government Entity (CAGE) code. For ordering purposes, inventory control, and
submission of these resistors to DLA Land and Maritime under the Military Parts Control Advisory Group
(MPCAG) evaluation program, CAGE code 58536 should be used.
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7.4 Source of documents.
FEDERAL REGULATIONS
- Federal Acquisition Regulations (FAR) Use of Recovered Materials and
Biobased Products.
(Copies of these documents are available online at https://acquisition.gov/far/index.html.)
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