40 2-NO30 - RENOLD 1/2 Inch Pitch Premier Standard Link Refrigeration S4 FR-F 32 This NU321W bearing is a

This NU321W bearing is a single row cylindrical roller bearing

NU 311 EC J Two Flanges on Outer Ring and No Flanges on Inner Ring 55mm - Bore Size Optimized Internal Design Stamped Steel Cage

This LWHG25C1R240T1HS2 is a high rigidity ball type series linear way with a rail length of 240mm

MHTG25 C4 R240 T1 H S2 Maintenance Free Long Flange Type Top Mounting Linear Way Unit Four Carriages 240mm - Rail Length Light Preload High Accuracy Class S2 Specification

40 2-NO30 - RENOLD 1/2 Inch Pitch Premier Standard Link Refrigeration S4 FR-F 32 This NU321W bearing is aDouble cranked links are available for most sizes and types of chain. The unit consists of an inner link (No. 4), with cranked links retained permanently in position by a riveted bearing pin. Screw operated extractors break chain by forcing the Renold end softened bearing pins out of the outer link plates. For other brands of chain, the rivet swell must first be ground away.