This 4 x 7 x 2.5 mm (SMR74-ZZ) bearing is a metric deep groove ball bearing. The SMR74-ZZ inner diameter is 4 mm, the SMR74-ZZ outer diameter is 7 mm, the SMR74-ZZ width is 2.5 mm.
This bearing has non-contact metal shields on both sides to protect the bearing from dust or any possible contamination, which can extend bearing life, and retain the lubricant in the bearing.
NZ $9.00 each
In stock for delivery within 1 working day