Bulk Heavy Hex Nuts – ASTM A194 Grade 2H – Coarse & Fine Thread Zinc CR+3 (US Inch Si Size:20 QTY - 1 7/8"-5 Our K-Lock Hex Locknuts feature

Our K-Lock Hex Locknuts feature an attached external tooth washer that bites into the mating surface

Pair these #4-48 screws with our Bulk U

Metric coarse sizes: M6

Bulk Nylon Insert Locknuts – Grade N8 (C) Phosphate & Oil Finish (US Inch Sizes 1"-20 to 1-1/2"-12)

Bulk Heavy Hex Nuts – ASTM A194 Grade 2H – Coarse & Fine Thread Zinc CR+3 (US Inch Si Size:20 QTY - 1 7/8"-5 Our K-Lock Hex Locknuts featureBulk Heavy Hex Nuts ASTM A194 Grade 2H Coarse & Fine Thread Zinc CR+3 (US Inch Sizes) Upgrade your assemblies with our high quality Heavy Hex Nuts made from ASTM A194 Grade 2H steel, featuring a protective Zinc CR+3 plating. Designed for high pressure and high temperature applications, these nuts offer exceptional strength and durability. Available in both Coarse (UNC) and Fine (UNF) threads, as well as 8UN Uniform Pitch series, they are ideal for