Timken 2MMC9114WITULFS637 is a super precision angular contact ball bearing designed for high-speed, high-rigidity machine tool spindles. This triplex set (TUL) features a 70mm bore, light preload, and ABEC 7 (P4S) precision class for exceptional running accuracy and low heat generation. The configuration is suited for applications requiring maximum stiffness and minimal axial/radial runout, such as CNC machining centers, grinders, and jig borers.

EXTRA-LIGHT ISO 10 SERIES

HIGH PRECISION MV

Running accuracy, performance and dimensional controls conform to ABEC 7 (ISO P4) requirements.

SUPER PRECISION MM

Running accuracy and performance meet ABEC 9 (ISO P2) levels. Other features conform to ABEC 7 (ISO P4) requirements.

WI CONSTRUCTION

• Incorporates low shoulder on non-thrust side of both inner and outer rings.
• Balls separated by one-piece cage piloted against a ground thrust shoulder land of the outer ring.
• Optional one-piece cage piloted on the ball available with MV (P4) product.