Key Locking Thread Insert, Heavy Wall, 4 Keys, M12-1.75 Int Thrd Sz, M18-1.50 Ext Thrd Sz, 10 PK MPN:217-077369
Key Locking Thread Insert, Heavy Wall, 4 Keys, M12-1.75 Int Thrd Sz, M18-1.50 Ext Thrd Sz, 10 PK
This Key Locking Thread Insert is a heavy-duty solution for secure metal applications. Its stainless steel construction and coarse thread design provide a robust fit in M18-1.50 external threads, while the 4 locking keys ensure a strong hold in place. Ideal for use in metalworking, manufacturing, and repair, this insert is perfect for applications where vibration or heavy loads are present. Its heavy wall design and right-hand thread direction make it suitable for use in a variety of industries, including aerospace, automotive, and industrial equipment. With a metric system of measurement, this insert is compatible with a range of materials and tap sizes.
Top product features:
- Heavy wall construction for added strength and durability
- Four locking keys for secure thread retention
- Coarse thread type for improved thread engagement and reduced stripping risk
Top product applications:
- Machine components to prevent stripping or over-tightening
- Fasteners for high-strength applications in industries such as aerospace or automotive
- Critical threaded connections in equipment that requires precise torque control
Key Locking Insert, System of Measurement Metric, Insert Diameter 18 mm, Overall Length 18 mm, Internal Thread Size M12x1.75, Internal Thread Fit 3B, External Thread Size M18-1.50, External Thread Fit 2A, Thread Direction Right Hand, Thread Type Coarse, Material Stainless Steel, Finish Plain, Wall Type Heavy Wall, Number of Locking Keys 4, Compatible Material Metal, Compatible Tap Size M18-1.50, Drill Bit Size 16.70 mm, Minimum Installation Depth 10 49/64 mm, Maximum Hole Diameter 16.88 mm
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 10.70
- Package Width: 7.40
- Package Height: 1.00
- Package Weight: 0.47
Product info last updated on February 28, 2026 12:08pm UTC
Category: Threaded Inserts