W208PP21, HPC104TPA Special Ag Bearing 

This bearing is also known as:
FAFNIR: W208PP21
BCA: HPC104TPA
JOHN DEERE: AE46606 for JD430, 435, 530, 535 Belt Roller on Round Balers

DIMENSIONS:
BORE: 1-1/4" Hex
O.D. 3.15" Flat
IR Width: 1.44"
OR Width: .71"