Search results for: '4-40'

This handy USB extension cable will make it easy for you to enclose a device that has a A type (USB host) port. We think this would be most handy when putting a...

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 4 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 3 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 5 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).

This handy Ethernet extension cable will make it easy for you to enclose a device that has an Ethernet port. We think this would be most useful when putting a Beagle...

Get your 'bot rolling with this durable and smooth steel ball caster. Adafruit like the size (not too big, not too small) and surprisingly fluid motion of this caster...

These nylon standoffs are ¾" long and tapped for a 4-40 screw. These are great for mounting your board in an enclosure, or just getting it up off the table.

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 6 mm diameter motor shafts. The set includes two hubs, four #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has six threaded mounting holes for #4-40 screws (not included).

Check out this handy MicroUSB extension cable, which will make it easy for you to enclose a device that has a B type (micro USB host) port. Great if you need to...

This 0.05" diameter, 1.75" long by 0.6" wide flat-ended hex key works with small hex screws, such as the #4-40 set screws included with some of Pololu's mounting hubs.

Check out this handy USB extension cable, which will make it easy for you to enclose a device that has a Mini-B USB type port. We think this would be most handy...

These are very handy. They are simple angle brackets with one threaded and unthreaded hole. Use them for connecting PCBs at 90 degree angles, mounting accelerometers, gryros, etc. They can also be used on the universal plate set for mounting all sorts of sensors and such.

This #4-40 hex nut is made from steel, is zinc-plated, and comes in packs of 25.

These hexagonal male-female aluminum standoffs keep parts spaced 0.25" (6 mm) apart and are great for building a multi-level robot chassis. Both ends of these 3/16"-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.

These 1/4"-long hexagonal female-female aluminum standoffs keep parts spaced 0.25 inches (6.4 mm) apart. They are like elongated, 3/16″-wide hex nuts, with 4-40 threads running through the entire length of each standoff. They are sold in packs of 4.

These hexagonal male-female aluminum standoffs keep parts spaced 0.5" (13 mm) apart and are great for building a multi-level robot chassis. Both ends of these 3/16"-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.

These 1/8"-long hexagonal female-female aluminum standoffs keep parts spaced 0.125 inches (3.2 mm) apart. They are like elongated, 3/16″-wide hex nuts, with 4-40 threads running through the entire length of each standoff. They are sold in packs of 4.

These 1/2"-long hexagonal female-female aluminum standoffs keep parts spaced 0.5 inches (13 mm) apart. They are like elongated, 3/16″-wide hex nuts, with 4-40 threads running through the entire length of each standoff. They are sold in packs of 4.

These hexagonal male-female aluminum standoffs keep parts spaced 1.0" (25 mm) apart and are great for building a multi-level robot chassis. Both ends of these 3/16"-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.

These hexagonal male-female aluminum standoffs keep parts spaced 1.25" (32 mm) apart and are great for building a multi-level robot chassis. Both ends of these 3/16"-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.

We could talk about how the Zinc used in these nuts is only from the finest old-growth Zinc trees from across the globe and is hand picked only at the peak of the season. Or how they are expertly hand-ground by a 6th generation master grinder. And how every nut passes a rigorous 19-point inspection process at each step of the process. And how each nut’s dimensional variations can only be measured on the sub-atomic level.

These aluminum hex standoffs are 2.375in. (60.33mm) long and tapped for a 4-40 screw...

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 1/4 inch diameter motor shafts. The set includes two hubs, four #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).

By popular demand! Adafruit now have the plates from the ARDX available separately. Acrylic plate is engraved and cut here at the Adafruit factory. There are mounting...

These panels come to Adafruit from Voltaic Systems, makers of excellent solar-powered bags and packs. These are waterproof, scratch resistant, and UV resistant. With a...

The MicroMod Qwiic Carrier Board can be used to rapidly prototype with other Qwiic devices. The MicroMod M.2 socket provides users the freedom to experiment with...

The RW2i rubber wheel features an internal set screw ideal for designs with space constraints. The 1.23-inch diameter wheel by Solarbotics is made for 3 mm diameter output shafts. These wheels are sold individually, NOT in pairs.

The SparkFun Female DE9 Breakout is a simple breakout board featuring a female DE9 (commonly referred to as DB9) connector. The board comes with the...

The SparkFun ESP32 DMX to LED Shield is the perfect way to send and receive DMX data whether it's coming in or out over the onboard XLR-3 jack or ArtNet...