Heli-coil A1084-6CN060 Free Running Insert M6 X 1

Product Description

The HELI-COIL A1084-6CN060 is a free running wire thread insert designed to create durable internal threads in stripped, damaged, or soft-material bores. Manufactured from 304 stainless steel with a bright, uncoated finish, this tanged insert features an M6 x 1 metric coarse thread profile and an overall length of 6 mm (0.2362 inches), giving it a 1D length-to-diameter ratio. The coiled-wire design distributes load across multiple thread engagement points, reducing the risk of pullout or cross-threading in high-cycle or high-stress assemblies. Installation requires a standard HELI-COIL installation tool and tang break-off tool. This insert is sold individually, with a minimum order quantity of 10 units.

Free running inserts are used across industrial, automotive, aerospace, and general mechanical applications where thread repair or thread reinforcement is needed. The M6 x 1 metric coarse specification makes this insert a common choice for engine components, equipment housings, and structural fastener locations where standard M6 hardware is used. The stainless steel construction suits environments where corrosion resistance is a priority, including marine-adjacent and outdoor service conditions. Four free coils provide consistent torque-off performance and reliable locking without additional locking features.

Key Features

• M6 x 1 metric coarse thread profile for broad fastener compatibility
• 304 stainless steel construction for corrosion resistance and durability
• 6 mm overall length with 1D length-to-diameter ratio
• Tanged design for controlled installation using standard HELI-COIL tooling
• 4 free coils for consistent engagement and load distribution
• Bright, uncoated finish suitable for direct use without additional surface prep

Compatibility

Designed as an OEM-style thread repair and reinforcement insert for any application requiring an M6 x 1 metric coarse internal thread, including use in aluminum, cast iron, plastic, and other base materials where thread integrity must be restored or improved.

Installation Notes

Installation should be performed by a qualified mechanic or technician using a proper HELI-COIL tap and installation tool sized for M6 x 1. The host material must be drilled and tapped to the correct HELI-COIL specification before insert installation. After installation, the tang must be broken off using an appropriate tang break-off tool before torquing the fastener. Always inspect the installed insert for proper seating and full thread engagement before returning the assembly to service.