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Lock Nuts

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3/8-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

3/8-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543009

Manufacturer Flex-Loc

Mfr # 20FK-624

7/16-20 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

7/16-20 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543041

Manufacturer Flex-Loc

Mfr # 20FK-720

1/2-20 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

1/2-20 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543082

Manufacturer Flex-Loc

Mfr # 20FK-820

5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543124

Manufacturer Flex-Loc

Mfr # 30FK-1018

3/4-16 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

3/4-16 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543165

Manufacturer Flex-Loc

Mfr # 30FK-1216

1-12 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

1-12 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543249

Manufacturer Flex-Loc

Mfr # 30FK-1612

1-14 UNJS Grade 2 Hex Lock Nut with Expanding Flex Top

1-14 UNJS Grade 2 Hex Lock Nut with Expanding Flex Top

SKU # 67543280

Manufacturer Flex-Loc

Mfr # 30FK-1614

5/16-18 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

5/16-18 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

SKU # 67543363

Manufacturer Flex-Loc

Mfr # 21FA-518

3/8-16 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

3/8-16 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

SKU # 67543405

Manufacturer Flex-Loc

Mfr # 21FA-616

1/2-13 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

1/2-13 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

SKU # 67543447

Manufacturer Flex-Loc

Mfr # 21FA-813

1/4-20 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

1/4-20 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

SKU # 67543488

Manufacturer Flex-Loc

Mfr # 21FAC-420

5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top

SKU # 67543520

Manufacturer Flex-Loc

Mfr # 31FA-1011

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