Heavy Hexagon Nut, API 20E BSL-1, A194 2H, 1-1/4 Inch, 8UN
ASTM A194 2H Hex Nuts, API 20E BLS-1, Carbon Steel, 1 Inch
API 20E BLS-1 Stud Bolt & Hex Nut, A193 B7, A194 2H, 1-1/2 IN
1-5/8 Inch Stud & Nut, API 20E BLS-1, A193 B7, A194 2H, 8 UN
