SNASOF207-23 L3 Standard Duty Stainless Steel Stand-Off Series Eccentric Locking 4 Bolt Flange Bearing 1.687" ID the CUCST has a Hard

the CUCST has a Hard Chrome bearing insert and a Stainless Steel housing

the SNATPA has an eccentric locking bearing insert

Click here for spec sheet: UCFCS Spec Sheet

Bearing insert with 2 set screws has longer inner race for added load support

Self-lubricating bearings resist corrosions

SNASOF207-23 L3 Standard Duty Stainless Steel Stand-Off Series Eccentric Locking 4 Bolt Flange Bearing 1.687" ID the CUCST has a HardClick here for spec sheets: Stand Off Catalog Note: SNA bearings not in catalog, dimensions are the same (except "z" is longer, see SNA vs SUC pages for bearing insert dimensions), just has eccentric locking insert instead of set screw.