Truth window hinge 30744 and 31133C – Replacement

The Truth window hinge 30744 and 31133C – Replacement is the Wi1475, which is the most common window hinge used with Truth Operators.   We find the number 31133C stamped on the window track, and the number 30744 stamped on the arm that goes from the window track to the arm attached to the window.  We sell this window hinge in pairs, meaning top and bottom.  If your window is the opposite hand, then the bottom hinge goes to the top, and the top hinge goes to the bottom.

This hinge is stamped 30744 and 31133c

on hhis hinge is stamped 30744 and 31133c.

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Posted in Window Hardware
2 comments on “Truth window hinge 30744 and 31133C – Replacement
  1. Debra says:

    Can you tell me what the unit size of this window is ?

    • rbaadmin says:

      Debra,
      It is up to the manufactures as to what they use. We have seen this hinges on windows as wide as 48″ and 48″ tall.
      Greg

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