Hillman 880418 Seamless Deep Drawer Spacers 3/8" ID x 1/2" OD x 1-1/2" L Zodiac R05055 Flange Housing 2-Pack for Baracuda S3 Robotic Pool Cleaner These are called Thru-Bolt mount

These are called Thru-Bolt mount motors as the pump mounts to the face of the motor with the motor thru bolts

Polaris Zodiac 7-225-00 Center Assembly Without Alternator

Zodiac Baracuda W74000 Compression Ring fits Alfa 3

Barrier Seal 705400 Mechanex 705400E42x09

Hillman 880418 Seamless Deep Drawer Spacers 3/8" ID x 1/2" OD x 1-1/2" L Zodiac R05055 Flange Housing 2-Pack for Baracuda S3 Robotic Pool Cleaner These are called Thru-Bolt mountHillman Seamless Steel Deep Drawer Spacers are used to create space between two objects in order to properly position them. Hillman Seamless Steel Spacers are ideal for lending support and alignment to circuit board assemblies, panels, and doors. They can also be used as bushings, bearings, rollers, and or glides. Part of the Hillman Deep Drawer program. Deep drawer spacers are sized 3 8 in. ID x 1 2 in. OD x 1 1 2 in. L Spacers offered as deep drawer