Home / Misc / Hex Jam Nut Compatible With MTD 712-0138, 912-0138 Hex Jam Nut Compatible With MTD 712-0138, 912-0138$7.49 Description Compatible With: MTD 712-0138, 912-0138. Thread size: 5/8″ -18 57 in stock Hex Jam Nut Compatible With MTD 712-0138, 912-0138 quantity Add to cart SKU: 419-500 Category: Misc Tag: G-4 Related products Original Sears Craftsman Husqvarna 121440X 532121440 Electrolux / AYP BELT GUIDE Blade Adapter Compatible With: Murray 690411, 690411MA Set of 2 Latch Assemblies With Mounting Hardware for Craftsman, Poulan, Husqvarna: 109808X, 532109808 Blade Bolt Compatible With: 710-04226, 910-04226 Cub Cadet