Products

This 1/4-20 × 2.75 zinc-plated hex head cap screw with full thread is used in general mechanical and structural assemblies requiring extended reach...

This 3/8-16 × 2.25 Grade 5 zinc-plated hex head cap screw with partial thread is commonly used in general-purpose structural and mechanical fasteni...

Designed for thread reinforcement, this 7/16-14 insert is used to restore or strengthen internal threads in metal or composite materials.

Used for thread repair and reinforcement, this 1/4-20 × 0.25 stainless steel helical insert restores internal threads in soft or damaged materials.  

Used for thread repair and reinforcement, this 10-32 × 0.38 stainless steel helical insert restores internal threads in soft or damaged materials w...

Used for thread repair and reinforcement, this 3/8-16 × 0.38 stainless steel helical insert restores internal threads in worn or soft materials.  

Designed for fine-thread repair, this 8-32 × 0.33 stainless steel helical insert restores thread integrity in worn or soft materials.  

Designed for thread repair and reinforcement, this 3/8-16 × 0.38 steel key-locking insert restores internal thread strength in damaged or soft mate...

Designed for thread repair and reinforcement, this 1/2-13 Grade 8 zinc-plated key-locking insert restores thread strength in damaged or soft materi...

Used for thread reinforcement, this solid insert sized for 1/4-20 internal threads and 3/8-16 external threads restores thread strength in metal co...

Used for thread reinforcement applications, this solid insert sized for 3/8-16 internal threads and 1/2-13 external threads supports long-term dura...

Used for thread reinforcement applications, this solid insert sized for 5/16-18 internal threads and 1/2-13 external threads supports durable faste...

Designed for permanent thread repair, this 3/8-16 × 0.52 carbon steel solid Time-Sert insert provides durable, load-bearing thread reinforcement.  

Costasur has provided lift chains for hundreds of rides over the last 40 years. Many varieties of chain are available.  

This W05 zinc-plated bearing lock washer is used with bearing locknuts to secure bearing assemblies and prevent loosening during operation.

This KM5 bearing locknut is used to secure bearings onto shafts, providing axial retention and precise adjustment in bearing assemblies.  

Designed for vibration-resistant fastening, this M25 × 1.5 zinc-plated nylon insert bearing locknut provides secure locking in metric shaft and bea...

Designed for strength-critical connections, this 1/2-13 A194 Grade 2H hot-dip galvanized ANCO locknut supports reliable fastening in exposed and lo...

This 3/4-10 A194 Grade 2H hot-dip galvanized ANCO locknut is designed for high-strength structural fastening where resistance to loosening and corr...

This 3/8-16 A194 Grade 2H hot-dip galvanized ANCO locknut is commonly specified for structural bolting where durability, vibration resistance, and ...

Used in heavy-duty bolting applications, this 5/8-11 A194 Grade 2H hot-dip galvanized ANCO locknut provides secure locking performance in structura...

This 1-1/8-7 Grade 8 yellow zinc nylon insert locknut is intended for high-strength fastening where resistance to loosening under load and vibratio...

Used in heavy-duty mechanical assemblies, this 1-8 Grade 8 yellow zinc nylon insert locknut provides reliable locking performance in coarse-thread ...