The Aviation DataBase: Service Information: Sterer Engineering & Manufacturing
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DataBases updated: Jun 6th, 2025
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Service Bulletins
NameRevisionLangSubjectDate
1 en Center Valve Assembly - Tandem Hydraulic Shutoff - P/N 56550, 56550-3 and 56550-401/22/1988
2 en Center Valve Assembly - Tandem Hydraulic Shutoff - P/N 56550, 56550-3 and 56550-404/06/1988
en Valve Assembly - Hydraulic Shutoff, Normally Open - P/N 61510 and 61510-103/12/1987
1 en Valve Manifold Assembly - Spoiler Hold Down - P/N 7012903/21/1991