Roll Pin Sizes

Recommended b m pintool a b c recommended hole size wall thickness.

Roll pin sizes.

The pin itself will be slightly larger than this size. The size of each pin listed below is the size of the hole the pin is designed to fit in. Made of 1070 carbon spring steel hardened to rockwell 45 50 tempered and oiled they can be doubled up for heavy duty applications. Also known as spring pins or tension pins.

Once installed they expand slightly creating outward tension that holds them tight against the hole wall. In stock and ready to ship. Spring pins are also easy to insert and remove. Spring pins roll pins split pins size table ansi asme b18 8 2 hardware ansi menu the following is dimensional and general data for spring pins recognized as american national standard which are widely used in general industrial applications per.

Because of the hollow thin wall construction of a roll pin a standard pin punch will often collapse mar or distort the end of the pin or be driven into and jammed inside the hollow core of the roll pin. Designed to replace taper pins straight pins and set screws they will also serve as a rivet dowel hinge pin or cotter pin in many applications. Standard pin punches should never be used on a roll pin. Choose from our selection of roll pins including slotted spring pins coiled spring pins and more.

These pins absorb shock and vibration in your system and keep parts from loosening. Also known as roll tension split and expansion pins these pins have a slot along one side that you squeeze closed to install them into unthreaded holes. Spring roll pins these pins feature hollow cylinders slit longitudinally permitting compression during insertion. Nominal pin dia decimal nominal pin dia fraction max go ring gage d max nom min max.

A spring pin is a hollow split dowel pin that exerts uniform outward pressure when fitted into a nut or shaft hole.