Spar no. 9 to spar no.10(-21/-22 maybe used for all replacements of -19/-20, -15/-16, -11/-12, make from -18, al precision die forging per ams-4141
A principal chordwise rib that gives cross-sectional shape, strength and rigidity to a portion of a wing, stabilizer, and the like. See also rib (1), stiffener, aircraft
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 5999-01-249-4914
NSN 6320-00-036-3688
NSN 5990-01-437-4876
NSN 6150-00-318-1107
NSN 5990-01-481-3080
NSN 2925-00-005-1618
NSN 5998-00-023-8968
NSN 5998-00-107-3637
NSN 5910-00-414-3416
NSN 5835-01-408-7576
NSN 5920-01-420-8580
NSN 5920-00-856-7040