CAP Hub Cover, Cast Metal with 4 outer holes .39"ID on 3.75" center,
3.12"ID x 1.30" deep.
Overall 4.54"OD x 1.62" wide.
Tapped for grease zerk/ plug..
Paint ok, some rust.
Casting number 512270. ...
Dust CAP, Dome Grease CAP
1.84"ID x 1.99"OD x .30" tall area that slides into hub.
2.20"OD at rib x 1.00" overall height, inside clearance approximately .77".
New OEM Tye part number 561-022, 561022.