BS-SP-22-27 › Complete Document History
Specification for B.A. Washers. For aircraft purposes (primarily for instrument use)

Complete Current Edition:
   1950/A3 EDITION - 1950 EDITION WITH AMENDMENT A3 - June 1, 2015

Obsolete Revision Information:
   1950 EDITION AMENDMENT 2 - AMENDMENT 2 FOR 1950 EDITION - July 1, 2011
   AMD 5765 - AMENDMENT 1 - Oct. 1, 1988
   1950 EDITION - For aircraft purposes (primarily for instrument use) - June 22, 1950