Choose trending part number 312184 Handle Latch with NSN 2990-00-001-3866, 311150 Extension Tube with NSN 2990-00-001-3850, 312199 Hook Rear with NSN 2990-00-001-3868, 311150 Extension Tube with NSN 2990-00-001-3850, 311150 Extension Tube with NSN 2990-00-001-3850 under federal supply code 2990 Miscellaneous Engine Accessories Nonaircraft. Also view all national stock number inventory with FSC 2990 Miscellaneous Engine Accessories Nonaircraft within a click.