R1810-ZZ Shielded Ball Bearings, 5/16x1/2x5/32
0.3125 x 0.5 x 0.1562
Model Chart-R-Series-Model Chart.pdf
Your bearing might be numbered R1810, R1810 Z, R1810 ZZ,R1810-Z
Quality Benefits Include
·Textured Buna N Nitrile seals
·Wide temperature range Chevron SRI-2 (-20° to +350°F) lubrication
·Passes Noise Vibration Standard for low noise
·Designed for many types of applications
·Matched ABMA grade precision balls for roundness
·Finely honed super finished raceways for long life and low noise
·Meet or exceed ABEC 1 tolerances for high quality level