Part catalog
2011-21-08 23-Nov-2011 Appl Sigma Aero Seat SB 90-25-013 issues 3 and 4. Cracks have been found on seats (with) backrest links P/N and 90-000200-104-2. These x Not Applicable to A/C B737-4B6 MSN 26526, due in 2013 was converted to Cargo Configuration airplane
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