A-A-50971 Soldering Iron, Non-Electric (Soldering Coppers)This description covers non-electric soldering irons, commonly referred to as soldering coppers to be used for applying heat to melt solder and to heat metal that is to be joined by soldering.

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A-A-50971A

herein unless disapproved by the Government. The Government reserves the right to perform any of the inspections, examinations, or tests set forth in this description where such inspections, examinations, and tests are deemed necessary to assure supplies and services conform to prescribed requirements.

responsibility for compliance. All items shall meet all requirements of salient characteristics paragraphs. The inspection set forth in this description shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirements in the description shall not relieve the contractor of the responsibility of ensuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling inspection, as part of manufacturing operations, is an acceptable practice to ascertain conformance to requirements, however, this does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to accept defective material.

Sampling inspection. As a minimum sampling inspection, the supplier shall randomly select the number of samples in table I that is applicable to the quantity of items being purchased. Each sample item shall be inspected to determine conformance with the examination and the test. Should any of the sample items fail to meet either the examination or test, the entire lot shall be considered defective and unsuitable for acceptance. A lot is defined as all items presented at one time for acceptance.

TABLE I. Sampling plan.

Quantity of items being purchased	Sample size	Quantity of items being purchased	Sample size
2 to 8	2	151 to 280	32
9 to 15	3	281 to 500	50
16 to 25	5	501 to 1,200	80
26 to 50	8	1201 to 3,200	125
51 to 90	13	3,201 to 10,000	200
91 to 150	20

Examination. With the exception of the weight test, each soldering iron submitted for sample inspection shall be visually examined to determine conformance with all requirements of this description.

Weight test. Each soldering iron submitted for sample inspection shall be weighed to assure conformance with the classification paragraph.

Preservation, packaging, packing, and marking. Unless otherwise specified in the contract or purchase order preservation, packing, and marking shall be in accordance with ASTM D 3951. When specified, preservation, packing, and marking shall be in accordance with MIL-W-45562 level as specified in the contract.