Zhuocheng SpecialParts | Special Pin

Most hinges have a pin. It's a rod-like component that's inserted through the hollow knuckle. Pressing two hinge leafs together will form a knuckle. The pin is designed to secure the leafs so that they don't separate from each other.The pin holds the leaves of the hinge together. KNUCKLE. The hollow circular part at the joint of a hinge through which a pin is passed. The knuckle is often called a loop, joint, node or curl. Knuckle length.The Hinge Pin Door Closer can turn almost any door into an automatic self-closing door. All you need to do is replace the existing hinge pin with our door closer hinge pin. It takes under a couple minutes with some basic tools.A pin connection needs to be able to rotate, so it will only be able to have a single bolt to provide the material for the shear transfer. A hinge connection will have a greater number of bolts in order to resist the shear forces.

There are two type so dowel pins, one is Precision, the other one is Grooved.Precision dowel pins are usually made of steel or stainless steel and range in diameter from ⅛'' to around 1.25'' .Groove dowel pins are less commonly used, and are only offered in a few sizes.Regarding the depth of dowel pins in parts, for transition and interference fits a depth of 2x to 3x the nominal pin diameter is recommended. For a clearance fit lower depth is recommended to reduce the risk of the pin getting stuck: 1x to 2x the nominal pin diameter.Unlike Spring Pins, Solid Dowels rely on material displacement between the pin and the host components for the press fit. This requires a considerably higher installation force than either Spring Pin and requires that the holes to be precision machined, which increases cycle time and manufacturing costs.Dowel connectors are great for connecting two pieces of wood. These connectors get reinforced with glue which secures the joint, making it much stronger than a screw. You can insert a dowel into either side of the wood so that the load remains evenly distributed and the connection is less likely to fail.

All Nickel Shelf Pin Sizes Included / pegs are used to support a shelf in place on any entertainment center, bookcase, or project with 3mm, 5mm, 1/4", and 7mm shelf holes. Shelf Pins can be installed easily by hand!If you use grommets with the spoon type shelf pins, they are very strong. 1/4" pins and grommets are plenty strong. It is not intended for holding a heavy television or something that should be on a fixed shelf, though.Cabinet shelf support, wardrobe shelf support, shelf pin, shelf support peg, shelf support push, plug-in shelf support - when used in a wardrobe or cabinet.The depth of shelf pin should be about 3⁄8"It makes a clean hole — especially in plywood. And it's a good idea to use a stop collar to drill to the right depth (about 3⁄8"). The trouble with drilling shelf pin holes is that it's easy to go overboard. You often see this in commercial cabinets.

As the name implies, the S-shaped safety pin is like an S-shaped safety pin, which can better prevent the safety pin from being taken down by human factors compared with other safety pins. The shear resistance of the S-shaped safety pin should not only meet the minimum requirements of the standard to ensure that the beam can not come out at will, but also meet the requirement that the beam can come out under the action of large accidental force to avoid damaging the column, so as to fix the connection between the beam and the column on the shelf. This is also the reason why the S-shaped safety pin is increasingly needed by customers.

These kits are a must have for those with billet lowers or a threaded (gen 2) lower.  The pin replaces the roll pin that holds the bolt catch.  NOTE: your bolt catch standoff must be threaded, or you can thread it 6-32.  Rear screw is 4-40 and can easily be hand threaded. All stainless steel parts, made 100% in house! Bolt Catch pin is 1/16" hex drive.

Pin fasteners, or fastening pins, are non-threaded fasteners used to align and connect components in industrial machines, vehicles, electronics, architecture, and many other applications.pin fastener, a steel pin, usually cylindrical, that can keep machine parts in proper alignment or fasten them together.

Zhuocheng Fastenes has series of unthreaded clinch pins provide a cosmetically appealing flush mount where the head of the fastener is embedded into a panel. After installation, the self-clinching pin is captivated and can be used in a many alignment and positioning applications.The pilot pin or centre pin as it is also known, is used for ejecting the slug from the centre of the cutter on completion of the hole. The pilot pin is also used as the central focal point when positioning the drill on the pre marked steel. Centralises the position of the hole on the pre-marked steel.

Wire lock pins are like having pin and cotter in one secure assembly. The wire loop is pulled over the pin end to lock it in place or remove it. This one piece fastener eliminates cotter pin loss and fits most quick release applications.It can also be used to secure hitches, axles, and power take-offs (PTOs) on tractors, lawnmowers, and trailers. The wire lock is prefect for applications that need the pin to be removed quickly or often and since the wire lock is attached to the pin, it won't get lost as easily as a cotter pin or R-clip.