Kennametal 1137720 Indexable Insert Clamp Sefas

Product Description

The KENNAMETAL 1137720 is a Series SEFAS clamp designed to secure indexable inserts in compatible toolholders. This clamp maintains precise insert positioning during cutting operations, helping to ensure consistent tool geometry and surface finish. Weighing 0.0071 pounds, it is a compact, lightweight component suited for use in turning, milling, or boring applications where positive insert clamping is required. Installation and replacement are typically performed by machinists or toolroom technicians during routine insert changes or toolholder maintenance.

The 1137720 is designed for use in Series SEFAS indexable toolholders. It is compatible with a range of clamp screws, including 360.633, 360.653, 360.654, 360.655, 360.656, 360.657, 360.658, and 360.659, allowing flexibility in assembly and service. This clamp is appropriate for production machining environments, job shops, and maintenance toolrooms where SEFAS-series tooling is in service.

Key Features

• Series SEFAS design for secure indexable insert retention
• Compatible with eight clamp screw part numbers for serviceability
• Lightweight construction at 0.0071 pounds
• Direct OEM-style replacement for worn or damaged clamp components
• UNSPSC Code 23242100 for procurement and catalog classification

Compatibility

Compatible with clamp screws 360.633, 360.653, 360.654, 360.655, 360.656, 360.657, 360.658, and 360.659 as stated in the product data. Designed for use within KENNAMETAL Series SEFAS indexable toolholder assemblies.

Installation Notes

Installation is performed by qualified machinists or toolroom personnel. Before replacing or reseating the clamp, ensure the machine spindle is stopped and the toolholder is secured in a vise or fixture. Use the appropriate clamp screw from the compatible series and tighten to the toolholder manufacturer specifications. Inspect the clamp and seating pocket for wear or debris before assembling a fresh insert.