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The ISCAR 4502922 is a replacement O-ring designed for use with indexable tooling systems, specifically compatible with ER collet toolholder configurations. This small but critical sealing component maintains proper coolant containment and prevents contamination ingress at the collet interface. It is a direct replacement part intended for maintenance and rebuild of indexable toolholders in production machining environments. The part ships individually and is suitable for tool room technicians and machinists performing scheduled toolholder maintenance. Dimensions are 0.1 inches in height, 0.1 inches in width, and 0.1 inches in length, with a package weight of 0.637 pounds.
This O-ring is used in CNC machining environments where ER collet toolholders require periodic seal replacement due to wear, coolant exposure, or routine preventive maintenance. It is appropriate for both shop-floor tooling technicians and tool crib staff responsible for maintaining indexable toolholder inventory. The part is sold individually, making it suitable for single-toolholder service without requiring purchase of a multi-piece kit.
Designed for use with ER collet toolholder style indexable tools as specified by the ANSI/ISO designation ORRING3SEALER3240W. Confirm toolholder O-ring groove dimensions against part specifications before installation.
Installation is performed by tooling technicians or machinists during toolholder rebuild or preventive maintenance. Power down and lock out the machine before removing the toolholder from the spindle. Clean the O-ring groove thoroughly before seating the replacement O-ring to ensure proper sealing and avoid damage to the new seal. Do not use sharp tools to seat the O-ring, as nicking the sealing surface will compromise coolant containment.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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