Accessories ER Slim Coolant Locknuts • Hex Locknuts • Interchangeable with slim locknuts. • Must be ordered separately. • Used in conjunction with ER coolant-sealing disks for high-pressure coolant applications up to 150 bar (2,000 psi). Must be ordered separately; see page J13. ER Locknut • Slim Coolant D11 L LNC LF collet locknut order number catalog number series mm in mm in mm in mm in G3 wrench Nm in. lbs. 2255307 LABER16M ER16 22 .87 22 .87 4,5 .18 11,5 .45 M19 X 1 ER16WEM 24 212 2398953 LABER20M ER20 28 1.10 24 .94 5,0 .20 13,0 .51 M24 X 1 ER20WEM 28 248 NOTE: Locknut wrench must be ordered separately. • Standard and replaceable locknuts are usually supplied as the standard option with the original collet chuck. G3 ER Locknut • Hex D11 L LF counterbore straight counterbore straight collet collet collet collet order collet locknut wrench torque torque torque torque number catalog number series mm in mm in mm in G3 wrench size Nm ft. lbs. (Nm) (Nm) (ft. lbs.) (ft. lbs.) 3062811 LNHSER16M ER16 28,0 1.10 17,5 .69 10,5 .41 M22 X 1.5 OEW25M 25mm 56 42 40 56 30 42 3062812 LNHSER20M ER20 34,0 1.34 19,0 .75 11,5 .45 M25 X 1.5 OEW30M 30mm 80 59 32 80 24 59 NOTE: Locknut wrench must be ordered separately. J10 WWW.WIDIA.COM Accessories