MIL-STD-17/1B, MILITARY STANDARD: MECHANICAL SYMBOLS (OTHER THAN AERONAUTICAL, AEROSPACECRAFT AND SPACECRAFT USE) PART 1 (23 JAN 1963) [S/S BY ASTM-F1000, ASTM-F856, OR ASME-Y32.2.6]., This standard establishes an approved listing of mechanical symbols that shall be used in the preparation of drawings when graphic or symbolic representation is desired, for all items except aircraft, aerospacecraft, or spacecraft.

MIL-STD-17/1B (NOTICE 1), MILITARY STANDARD, MECHANICAL SYMBOLS (OTHER THAN AERONAUTICAL, AEROSPACECRAFT AND SPACECRAFT USE) PART 1 (30 JAN 1998) [S/S BY ASTM-F1000, ASTM-F856, OR ASME-Y32.2.6]., MIL-STD-17/1B, dated 16 September 1977, is hereby canceled. Future acquisitions should refer to ASTM F1000, Standard Practice for Piping Systems Drawing Symbols, ASTM F856, Standard Practice for Symbols-Heating, Ventilation, and Air Conditioning (HVAC), or ASME Y32.2.6, Graphic Symbols for Heat-Power Apparatus, as applicable.