Visual Guide to Quick Release Pins

Double Acting Quick Release Pins 
Steel 2 ball quick release pin

Imperial dimensions up to 1/2 inch diameter   

Steel 2 ball quick release pin

Imperial dimensions up to 1 inch diameter
Metric dimensions up to 20mm diameter

Stainless Steel (17-4PH) 2 ball quick release pin

Imperial dimensions up to 1 inch diameter
Metric Dimensions up to 25mm diameter

double action quick release pin
Single Acting Quick Release Pins
T Handle, 2 ball, shank in steel or stainless steel, handle in aluminium 
Ring Handle, single action 2 ball pin - all stainless steel 
Ring Handle quick release pin, Aluminium button, steel shank
Button Handle quick release pin - aluminium handle with steel or stainless steel shaft. Heavy duty release pin version with a stainless steel handle.
L Handle quick release pin - aluminium handle, steel or stainless steel shaft. L Handle quick release pin
GT pin T Handle quick release pin in all stainless steel.
Alignment Detent Pin - Non Locking
Stainless Steel Shouldered pin - 2 ball AISI 431
Stainless Steel pin - 2 ball detent pin (316 stainless steel)
Stainless Steel (303 series) 2 ball, shouldered
Steel plated detent pin - 1 ball Steel Detent Pin - 1 ball
 

Steel plated detent pin, 2 ball, shouldered

 

Spring Loaded Plunger Pin

Plunger pins are located by external threads into a component and the pin is disengaged be pulling against a spring to pull back.

Plunger spring loaded pin

Drop Nose Pin

Drop nose pin in stainless steel (316 stainless steel), to install, the latch is turned through 90° to locate into place. Standard finger pull head
 

Drop nose pin in zinc plated steel, non locking latch, spring loaded body to retain tension. Supplied with retaining chain.
Wire Lock Pin
Wire Lock pins are retained by a hard spring wire loop that passes around a shaft and loops over the pin shaft

Safety Pin
Engineering safety pin, steel plated sprung wire

Safety Pin

Linch Pin (lynch pin)
Steel pin with an offset loop to induce a spring loaded ring. Used to secure hitch pins and simple clamping to retain in place. Variations on name of lynch pin or linch pin.

 

Not a full list - just for guidance

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