1970's Sliding glass patio door roller

Question

I'm maintauning a 23 unit building from the mid seventies. I'm thinking I'll have to replace quite a few of these if I can find the parts. I think all the info is in the photos but if more is required please let me know.

Jasmine · Accepted Answer

Thanks for your post! This patio door roller has a similar design to the 81-002 Weather Tight Door Roller. To confirm that this is the correct replacement, carefully look over the dimensions below. Compare them to confirm that this is the right fit for the door.

Measurements of the 81-002 Weather Tight sliding door roller.

Measurement from the top hole to the end of the assembly of the 81-002.

The distance between the two threaded holes and the distance from the top threaded hole to the top of the housing of the 81-002.