We are very impressed with the high quality and large assortment of hinges that are supplied to us. -Mark, Tiffin

Hinge Terminology

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Hinge Terms Reference 1
Hinge Terms Reference 2

  1. Hinge Length

    The length of the leaves measured parallel to the pin.

  2. Open Hinge Width

    Overall dimension measured perpendicular to the pin.

  3. Leaf

    The portion of a hinge extending from the knuckle which revolves around a pin.

  4. Leaf Width

    Measured from the center of the pin to the outer edge of the leaf.

  5. Knuckle

    The circular part of a hinge through which a pin is passed.

  6. Pin

    Diameter of rod, which runs parallel to the length of the image.

  7. Knuckle Length

    Individual knuckle measured parallel to the pin.

  8. Pitch

    The dimension from a point on the knuckle to the same point on an adjacent knuckle on the same leaf.

  9. End Play

    The amount of axial movement between the leaves.

  10. Paint Clearance

    The space dimension from the knuckle edge to the adjacent leaf edge.