MIL-DTL-82020C(YD)
standard production item from the supplier's current inventory provided the item meets the
requirements of the specification and is representative of the design, construction, and
manufacturing technique applicable to the remaining items to be furnished under the contract.
4.2.2 Quality conformance inspection. The quality conformance inspection shall include the
examination of 4.3 and the tests of 4.4. This inspection shall be performed on all units submitted
under the contract.
4.3 Examination. Each switch shall be examined for compliance with the requirements specified
in section 3 of this document. Any redesign or modification of the contractor's standard product
to comply with specified requirements, or any necessary redesign or modification following failure
to meet specified requirements shall receive particular attention for adequacy and suitability. This
element of inspection shall encompass all visual examinations and dimensional measurements.
Noncompliance with any specified requirements or presence of one or more defects preventing or
lessening maximum efficiency shall constitute cause for rejection.
4.4 Tests.
4.4.1 Hardness. Depth hardened areas of fittings shall be tested for conformance to the
requirements of 3.6.1.1 in accordance with ASTM E 10. The readings shall be taken at the
intersection of lines 1-inch (25 mm) from, and parallel to, the gage or guard lines.
4.4.2 Operation of switches and turntable frogs. After assembly, the switches and turntable frogs
shall be operated to assure smooth operation and correct alignment. Both manual and power
operating mechanisms shall be tested.
5. PACKAGING
5.1 Packaging. For acquisition purposes, the packaging materials shall be as specified in the
contract or order (see 6.2). When actual packaging of material is to be performed by DoD
personnel, these personnel need to contact the responsible packaging activity to ascertain requisite
packaging requirements. Packaging requirements are maintained by the Inventory Control Point's
packaging activity within the Military Department or Defense Agency, or within the Military
Department's System Command. Packaging data retrieval is available from the managing Military
Department's or Defense Agency's automated packaging files, CD-ROM products, or by
contacting the responsible packaging activity.
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is
not mandatory.)
6.1 Intended use. These crane track fittings are the standard design of the NAVFAC for two-rail,
double flange wheel, portal crane trackage and conform to NAVFAC criteria for portal crane
track alignment. They are intended for use in new construction and in rehabilitation of existing
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