Anyone know what this iron piece is?

[MassBK]

I found this iron piece in the backyard of a 200+ year old house. It has a perfect circle cut out. Anyone know what it was used for?

Length: 4 inches
Width: 4 inches
Hole Diameter: 1 inch
Weight: 1-2 pounds

 

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[releventchair]

A backing plate for a through rod on a pole post or timber/rail tie my guess.

 

[victhedog]

guessing large washer from a house beam

 

[stefen]

Plate dimensions, thickness, hole diameter and weight would be helpful...

 

[kcm]

I think ReleventChair nailed it.

 

[MassBK]

Plate dimensions, thickness, hole diameter and weight would be helpful...

Length: 4 inches
Width: 4 inches
Hole Diameter: 1 inch
Weight: 1-2 pounds

 

[Crispin]

I got one just like it!

 

[Bigcypresshunter]

You can buy them at Home Depot. They are still made today. Its called a square washer. Here is one on eBay Square Washer 4" x 4" 2pcs Plain 1 2" Thick | eBay