VV-G-671G
the appropriate sampling plan of ANSI/ASQ Z1.4, the lot represented by the sample shall be rejected.
4.5 Quality conformance tests. Tests for quality conformance of individual lots shall consist of all of the requirements in section 3 and may be conducted in any plant or laboratory approved by the contracting officer or the designated representative.
4.5.1 Test methods. Perform tests in accordance with table III.
TABLE III. Quality conformance inspection test methods.
Tests ASTM Viscosity of mineral oil base D 445
Flash point of mineral oil base D 92
Pour point of mineral oil base D 97
Mineral oil content of grease D 128
Worked penetration D 217
Four-ball - weld D 2266
Four-ball wear scar D 2596
Dropping point D 566
Water content D 95
Free fatty acid 1/ D 128
Free alkali D 128
Ash D 128
Corrosion, copper strip D 4048
Graphite content, % wt D 128
1/ As an option, an extraction method, using Soxlet apparatus, can be used to remove graphite prior to performing the ASTM D 128 test.
4.6 Inspection of preparation for delivery.
4.6.1 Unit of product. For the purpose of inspection, a complete pack prepared for shipment shall be considered a unit of product.
4.6.2 Inspection lot. The inspection lot shall be as defined in 4.2.1 packed for shipment.
4.6.3 Sampling. Samples for examination of preparation for delivery shall be selected at random from each inspection lot in accordance with procedures prescribed in ANSI/ASQ Z1.4.
4.6.4 Examination. Samples selected in accordance with 4.6.3 shall be examined for the defects listed below. Each nonconforming item shall be classified as a defect. Each sample container shall also be weighed to determine the amount of contents.
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