MIL-I-7627E, MILITARY SPECIFICATION: INDICATOR, TURN AND SLIP, 28V DC (04 APR 1974) [S/S BY MIL-DTL-7627G]

MIL-I-7627E, MILITARY SPECIFICATION: INDICATOR, TURN AND SLIP, 28V DC (04 APR 1974) [S/S BY MIL-DTL-7627G]., This specification covers 28V DC, hermetically sealed turn and slip indicators.