TM 1-1520-238-23 Change 3 B-183 Tool or Test Equipment Reference Code Tool Number National Stock Number Nomenclature Maintenance Level 80 O Crowfoot attachment, socket wrench, open end box, 15/16 x 3/8-inch drive 5120-00-935-7391 81 O Crowfoot attachment, socket wrench, open end box, 3/4 x 3/8-inch drive 5120-00-189-7898 AN8508-12A 82 O Crowfoot attachment, socket wrench, open end box, 3/8 x 1/4-inch drive 5120-00-541-4072 AN8508-6A 83 O Crowfoot attachment, socket wrench, open end box, 5/16 x 1/4-inch drive 5120-00-888-8000 TMRX10 84 O Crowfoot attachment, socket wrench, open end box, 7/16 x 1/4-inch drive 5120-00-541-4073 GGG-C-1507 85 O Crowfoot attachment, socket wrench, open end box, 9/16 x 1/4-inch drive 5120-00-541-4074 AN8508-9A 86 O Crowfoot attachment, socket wrench, open end box, 7/8 x 3/8-inch drive 5120-00-181-6765 AN8508-14A 87 O Crowfoot attachment, socket wrench, open end, 1 1/16 x 3/8-inch drive 5120-00-184-8405 FC34 88 O Crowfoot attachment, socket wrench, open end, 1 1/2 x 3/8-inch drive 5120-00-184-8412 GGG-C-1507 89 O Crowfoot attachment, socket wrench, open end, 1 1/4 x 3/8-inch drive 5120-00-293-2567 GGG-C-1507 90 O Crowfoot attachment, socket wrench, open end, 1 1/8 x 3/8-inch drive 5120-00-517-7021 FC-36