MIL-J-26149E
3.13.3 B racing.
Nontubular structural braces for legs shall be designed
and positioned to provide lateral stability to the lower end of the ram/cylinder assembly but shall not support any vertical loads imposed on the ram/cylinder assembly. Positioning of these braces shall also be such as to minimize the formation of bending moments in the legs.
* 3.13.4 Clearance Dimensions for Tripod Jacks. In order to accommodate tripod jacks beneath the aircraft main jacking pads and the clearance to the adjacent airframe or structure shall be as established in Table II.
TABLE II CLEARANCE PYRAMID FOR TRIPOD JACKS
NOTES:
(1) In certain situations the clearance specified in ISO 43 may be used.In addition these clearances are as shown in Figure 2.
(2) Metric equivalents are given for information only.
3.14 Part numbering of interchangeable parts. All parts having the same manufacturer's part number shall be functionally and dimensionally inter- changeable. The item identification and part number requirements of
DOD-STD-100 shall govern the manufacturer's part numbers and changes thereto.
3.15 Screw threads. Hardware and assembly type screw threads shall be in accordance with FED-STD-H28.
3.16 Fastening devices. Screws, pins, bolts, and similar parts shall be installed with adequate means for preventing loss of proper tightness and adjustment. When subject to removal or adjustment, such parts shall not be swaged, peened, staked, or otherwise permanently deformed.
3.17 Finishes and protective coatings. Cleaning, painting, plating, anodic film, and chemical treatment shall be in accordance with MIL-STD-808, MIL-C-46168 or Drawing 7545352. Color shall be in accordance with Table III.
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