MIL-S-7852B, MILITARY SPECIFICATION: SEAT, AIRCREW, ADJUSTABLE, SWIVEL, TYPE E-1 (01 APR 1968)

MIL-S-7852B, MILITARY SPECIFICATION: SEAT, AIRCREW, ADJUSTABLE, SWIVEL, TYPE E-1 (01 APR 1968)., This specification establishes the requirements for standard, adjustable, swivel seats for use by crew members other than pilot and copilot.