Quick view Add to Cart Vultee - Inspection, Repair, and Reinforcement of Landing - Gear Shock Strut Torque Lugs - BT-13, BT-13A, BT-15, and SNV-1 Document Part Number: T.O. No. 01-50B-53 Number of pages: 6Part Number: T.O. No. 01-50B-53Revision Date: 31-Aug-1943 MSRP: Was: Now: $15.00