Forward and backward vibrations within the propulsion systems.
MIL-STD-167-2A is a United States Military Standard that establishes the requirements for mechanical vibrations in naval shipboard equipment, specifically focusing on reciprocating machinery , propulsion systems, and shafting MIL-STD-167-1A mil-std-167-2a pdf
For now, engineers should continue to reference the as the authoritative source. Validated for acquisition as of February 2023, the
MIL-STD-167-2A is a critical Department of Defense standard regulating mechanical vibrations (Types III, IV, and V) for reciprocating machinery, propulsion systems, and shafting on naval vessels to prevent fatigue failure. Validated for acquisition as of February 2023, the standard covers both internal and external vibration sources, with technical details often subject to controlled distribution. For official documents, visit ASSIST-QuickSearch . MIL-STD-167-2A - ASSIST-QuickSearch - DLA It can be sourced from official repositories and
The official version of (dated 21-May-1992) is a "controlled distribution" document. It can be sourced from official repositories and professional standards providers: