DRIVES & WHEELS

Never seemed fair to nail the "lazy" tag so permanently on the "Susans" but that probably has no "bearing" on the issue. Also called turntable bearings, they are the square or circular flat ball bearing devices YOU bolt between two flat objects to achieve rotation. Like that spinning center section of a Chinese restaurant table. We had these in surplus once and they were quite popular. To our chagrin, we discovered they could be bought commercially for the same price. So we did. The 4" version is rated for a 300lb. load and the 12" (round) for 1000lbs.

These light-duty plastic casters are on swiveling stems and have dual 1-1/2" dia x 5/16" wheels in 1-7/8" x 1-3/16" hemispheric housings. Stems are striated steel, 3/8" dia x 3/4" long. We're thinking these would be fine for your average chair. Our each is a bag of (4).

The ball casters are great swivelers and quite snazzy looking, too. Seen on your better chairs everywhere. These are brass plated on 1-1/2" square mounting plates with 3/16" holes at the corners. 2-1/2" dia.

You’re on a roll. You’ve been on a roll for years and you know it. Keep it going with this set of (6) 5/8" dia steel ball casters on 2" x 1-3/8" plates with 5/32" mounting holes. Rated for a max load of 35 lbs, and come on, you’ve got a million things under 35 lbs that need rolling.

Good-bye backaches. Save your sacroiliac with a 3-wheeled professional mover's dolly. It measures 6-3/8" wide between a trio of swivel casters with 1-9/16" x 11/16" wheels, and has a drop-down center and a 1/2" dia hole for permanent attachment to frequently moved items. Steel construction, 110 lb max load (so not piano-duty), and rubber pads above each wheel. Stands 2-1/2" tall. We think ordering (4) would be a good place to start.

Shepherd oil resistant rubber Viper scooter wheel. 2-1/2" diameter x 7/8" wide with a 1/4" id hub. Max load per wheel is 80 lbs. Weighs in at 1/2 lbs.

This small 24-tooth pulley is 1-1/16" long with 5/16" of that being a 5/8" dia shaft with a 1/2" x 3/8" flattened bore. The pulley portion is 1" OD x 7/8" ID. In shiny silver aluminum.

Just 8” in dia, this heavy-duty inner tube is for trailers that carry off-road vehicles, snowmobiles, motorcycles and heavy equipment. Model #AE29978G for 400/480-8 tires, with a straight valve stem. Also handy if your Shih Tzu likes to go tubing. Or to float your cooler or mini keg in the pool. Or as part of a backyard tube-toss game. Or as a flotation device for your Moo-Raffe. Or for kids to sit on. Or for a million different costume uses. You get the idea: you don’t have to have a trailer to need this tube.

A nice pulley just ready to be combined into the block and tackle you need for tiny jobs, like trimming your bonsai trees or hauling your model boat out of the pond. Get this block with (1) sheave and rig up whatever you need. Each block has an aluminum frame about 3–1/2” long with “S” hooks on each end. The sheaves, or wheels are about 2” dia x 1/4” wide, with a “V” groove that looks perfect to handle 1/8” or smaller Venetian blind cord. These dudes are perfect for demonstrating mechanical advantage in the physics lab!! But not for heavy lifting.

That's what these nylon bushings were made for, but they're suitable for anything that could use a little bushing. Our middle-sized measures 15/16" dia x 15/32" thick with a 3/8" bore and a slight taper.

These translucent silicone O-rings are 3/32" thick and measure 4" dia. Nice belts for science-project motors and even nicer for our slingshot needs. Crafters will see jewelry material that the metal-detectors won't care about.

Red Polyurethane ball bearing wheel. 3" diameter, 1-1/4" wide with a 3/8" bore. Load rating is 180 lbs and weighs 1/2 lbs.

Rubber tread wheel 7-3/4" x 2" wide cross tread. 1/2" id hub. weighing in at 3 lbs.

These translucent silicone O-rings are 1/8" thick and measure 3-1/2" dia. Nice belts for science-project motors and even nicer for your slingshot needs. Crafters will see jewelry material that the metal-detectors won't care about.

Plastic utility wheel. 3-1/2" diameter x 1-1-4" wide and a 5/16" hub. Ribbed tread. Weighs in at 1/2 lbs.

You pick: the sleeved bearing, sometimes listed as a "special agricultural bearing," is a single race radial bearing, 1-9/16" OD x 5/8" ID x 3/4" with a black plastic sleeve surrounding it, measuring 1-13/16" x 1" with a 1/16" wall; the booted bearing measures 1-1/2" OD x just shy of 11/16" ID x 1/2" thick, inside a 1-13/16" black rubber boot with a removable hex ID bushing.

Steel. Not used but a little rusty from storage. Handy. Measures 3-1/2" dia with a single 1/2” ID sheave with a 2-1/8" x 1-5/8" dia hub and a keyed 1” ID bore. Drilled for a 1/4” - 16 setscrew (not included). Made in the USA.

Our 4" dia swivel-stem casters have 3/4" wide dual black-plastic wheels and 1" steel stems with 1/2" - 13 threads. Available with or without a foot-operated lock No weight limit listed, but they're pretty sturdy, and pretty snazzy, at least to the extent that casters admit of snazziness.