MIL-J-26149E
TABLE III. Final finish.
3.18 Identification of product. Equipment assemblies, and parts shall be marked for identification in accordance with MIL-STD-130. The following
special marking shall be included on the final assembly.
Capacity Tons ( kg)
3.18.1 Additional marking. When the jack is provided with a towbar, the following marking shall be added:
Towing Speed - 3 MPH (4.8 Km/h)
3.19 Workmanship. The jack, Including all parts and accessories, shall be fabricated and finished in a workmanlike manner; particular attention shall
be given to freedom from blemishes, defects, burrs and sharp edges, accuracy
of dimensions, marking of parts and assemblies, alignment of parts, and tight- ness of assembly screws and bolts.
3.19.1 W elding.
Where welding or brazing is used in the fabrication of
the jack, the process used shall be in accordance with highest commercial standards and the applicable codes of the American Welding Society (AWS). All welders shall be certified in accordance with the requirements of the Amerian Welding Society. Welding shall not be resorted to as a repair measure,
except that small blow holes in castings may be filled when not in critical areas, provided that the responsible Government inspector is fully informed of all pertinent details and has approved the repair procedure prior to its accomplishment. All welded joints shall be free from cracks, oxide inclusion, and injurious porosity.
3.19.2 Dimension and tolerances. Dimensions and tolerances not specified shall be as close as is consistent with the best shop practices. Where dimensions and tolerances may effect the interchangeability, operation, or performance of the jack, they shall be held or limited accordingly.
3.19.3 Screw assemblies. All assembly screws and bolts shall be tight. Certain screw assemblies are an exception such as the tripod cylinder head to leg fasteners.
3.19.4 Hydraulics. The hydraulic system shall function smoothly and positively.
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