DRIVES & WHEELS

PULL, PULL, PULL YOUR BOAT

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.

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SINGLE SHEAVE PULLEY

PULL, PULL, PULL YOUR BOAT

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.

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$1.95 EACH

Toothsome

This black plastic gear is 3-1/16" dia with (96) teeth at 32 pitch, 20-degree pressure angle. Center has a 9/16" ID bore with a 3/4" dia x 1/8" bushing on both sides. One side also has (3) 3/32" ID x 1/8" standoffs along with a 3/16" tooth along one edge. Source and function are unknown but you'll think of something.

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3-1/16" PLASTIC GEAR

Toothsome

This black plastic gear is 3-1/16" dia with (96) teeth at 32 pitch, 20-degree pressure angle. Center has a 9/16" ID bore with a 3/4" dia x 1/8" bushing on both sides. One side also has (3) 3/32" ID x 1/8" standoffs along with a 3/16" tooth along one edge. Source and function are unknown but you'll think of something.

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$3.95 PKG (3)

O, What A Ring

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.

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SILICONE O-RINGS

O, What A Ring

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.

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$2.95 PKG (10)

Bunch-o-Belts

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.

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WHITE SILICONE BELTS 4" X 3/32"

Bunch-o-Belts

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.

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$4.95 PKG (25)

Shiny Pulley

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.

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1-1/16" LONG 24 TOOTH PULLEY

Shiny Pulley

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.

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$3.95 PKG (3)

Gray Gear

This gray plastic gear is 1-13/16" dia x 3/32" with (56) teeth, 32-pitch, and a 14-1/2° pressure angle with a 3/8" long x 19/32" OD x 3/8" ID bore ready for a keyed shaft. Has (2) 1/4" bores on the face.

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1-13/16" PLASTIC GEAR

Gray Gear

This gray plastic gear is 1-13/16" dia x 3/32" with (56) teeth, 32-pitch, and a 14-1/2° pressure angle with a 3/8" long x 19/32" OD x 3/8" ID bore ready for a keyed shaft. Has (2) 1/4" bores on the face.

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$2.95 PKG (3)

Nylon, With Teeth

You pick from our nylon gear collection. The 30-tooth gear is 1" dia, 32 pitch, with a 20-degree pressure angle. Measures 3/32" thick on the face with a 3/32" bore on that side and an 11/32" dia x 3/8" long 9-tooth shaft with the same pitch/pressure. The 32-tooth gear is 1-1/16" dia, 32 pitch and 20-degree pressure angle (so it'll mesh with the 30-tooth). Measures 3/32" thick on its face with a 1/4" bore and a 15/32" dia x  17/32" long 13-tooth shaft with the same pitch/pressure.

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1" DIAMETER 30 TOOTH GEAR

Nylon, With Teeth

You pick from our nylon gear collection. The 30-tooth gear is 1" dia, 32 pitch, with a 20-degree pressure angle. Measures 3/32" thick on the face with a 3/32" bore on that side and an 11/32" dia x 3/8" long 9-tooth shaft with the same pitch/pressure. The 32-tooth gear is 1-1/16" dia, 32 pitch and 20-degree pressure angle (so it'll mesh with the 30-tooth). Measures 3/32" thick on its face with a 1/4" bore and a 15/32" dia x  17/32" long 13-tooth shaft with the same pitch/pressure.

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$2.95 PKG (4)

Three Bores Walk Into A Gear

Little black plastic gear, 1-1/32" dia x 3/32" thick with (34) teeth, 32-pitch with a 14-1/2 degree pressure angle and a 3/8" long, 11/32" 9-tooth shaft, same pitch, with the teeth on the outer half. Has (3) equidistant 3/16" bores in the face, and a 5/32" bore on the shaft side, 3/32" on the face side.

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1-1/32" DIAMETER BORED GEAR

Three Bores Walk Into A Gear

Little black plastic gear, 1-1/32" dia x 3/32" thick with (34) teeth, 32-pitch with a 14-1/2 degree pressure angle and a 3/8" long, 11/32" 9-tooth shaft, same pitch, with the teeth on the outer half. Has (3) equidistant 3/16" bores in the face, and a 5/32" bore on the shaft side, 3/32" on the face side.

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$2.95 PKG (4)

GEAR UP

Or gear down-for the science fair or for any number of hobby projects. This hard-to-find set of (3) combination spur/beveled gears-for when you want gears set either straight or at 90° to one another-also has one small spur gear, plus three bushings. All in red, green, or blue plastic (we'll pick). The combo-beveled gears are 1-5/8", 1-1/4" and 27/32" dia with 3/16" bores to accept the bushings, which are 3/16" OD, 3/32" ID. The straight gear is 17/32" dia with a 1/16" half-bore. All are 24 pitch.

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PLASTIC GEAR SET WITH BUSHINGS

GEAR UP

Or gear down-for the science fair or for any number of hobby projects. This hard-to-find set of (3) combination spur/beveled gears-for when you want gears set either straight or at 90° to one another-also has one small spur gear, plus three bushings. All in red, green, or blue plastic (we'll pick). The combo-beveled gears are 1-5/8", 1-1/4" and 27/32" dia with 3/16" bores to accept the bushings, which are 3/16" OD, 3/32" ID. The straight gear is 17/32" dia with a 1/16" half-bore. All are 24 pitch.

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$29.95 PKG (30)

Chain, Chain, Chain

Our each is (10) feet of  #420 roller chain with a 1/2" pitch at 1/4" wide. Pre-stretched and heat-treated, and includes a master link. Rated for a 3600-lb load. This size is used with a lot of minibike and go-kart drives.

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10-FOOT #420 ROLLER CHAIN

Chain, Chain, Chain

Our each is (10) feet of  #420 roller chain with a 1/2" pitch at 1/4" wide. Pre-stretched and heat-treated, and includes a master link. Rated for a 3600-lb load. This size is used with a lot of minibike and go-kart drives.

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$17.50 EACH

Pulley For You

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.

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STEEL PULLEY WITH 1/2” ID SHEAVE

Pulley For You

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.

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$2.95 EACH

Bringing In The Sheaves

This nostalgia-prompting, zinc-plated aluminum single sheave pulley is made (and so marked) for a clothesline, which is what people dried clothes on before there were driers. If you had two of these, you could run a clothesline to the kitchen window of the tenement across the street and have something to tell your grandkids about. Measures 3-1/2" dia x 1/2" ID on a 3/4" wide x 2-1/2" bracket and comes with a 4" long x 7/8" ID J-hook for mounting outside the kitchen window.

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PULLEY & HOOK SYSTEM

Bringing In The Sheaves

This nostalgia-prompting, zinc-plated aluminum single sheave pulley is made (and so marked) for a clothesline, which is what people dried clothes on before there were driers. If you had two of these, you could run a clothesline to the kitchen window of the tenement across the street and have something to tell your grandkids about. Measures 3-1/2" dia x 1/2" ID on a 3/4" wide x 2-1/2" bracket and comes with a 4" long x 7/8" ID J-hook for mounting outside the kitchen window.

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$4.50 EACH

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