The sizes below 5 16 inch are intended to fit a hole 1 64 inch larger than the pin size.
Split pin cotter pin dimensions.
There are 18 american standard sizes of cotter pins.
A offset end b height of eye d diameter split l length split c width of the eye makings.
For the split pin hole tolerance h13 is recommended for d nom 1 2 mm and tolerance h14 for d nom 1 6 mm and above.
Table according to iso 1234.
Our specifications follow din 94 which is equivalent to iso 1234 and bs 1574.
A cotter pin is a fastener that is placed through two holes on one end of a clevis pin.
The sizes start super small with a diameter of 1 32 of an inch.
Lengths are not standardized.
It is used for locking and to hold an object in place.
American standard cotter pin sizes are in nominal fractional inches starting at 1 32.
A split pin also known in the united states as a cotter pin or cotter key is a metal fastener with two tines that are bent during installation similar to a staple or rivet typically made of thick wire with a half circular cross section split pins come in multiple sizes and types.
Lengths of cotter pins aren t standardized so you should shop around to get the best option for you.
It is commonly split in the middle and has two tines that can be bent around the nut or bolt to secure machinery.
Due to the loose fit required for cotter pins the metric range doubles for inch sizes.
The nominal length l is with tolerance js17.
The biggest standard cotter pin available has a diameter of of an inch.
Shape of the split pin ends at the manufacturer s discretion.
The way the length of a cotter pin is measured depends on the style of the points.
Split pin cotter pin iso 1234 din 94 nen 182 nf e25 774 technical data.
The cadmium plated carbon steel cotter pins meet qq p 416 type ii class 3 specifications while phosphate coated cotter pins meet mil p 16232 type z class 3 specifications.
For pins larger than that the pin and hole size are the same.
The british definition of cotter pin is equivalent to u s.
Cotter pin dimensions din 94 split pins equivalent norms.
Also referred to as split pins american standard cotter pin sizes are in nominal fractional inches starting at 1 32.
For pins larger than that the pin and hole size are the same.
