This is a Char-Lynn Hydraulic motor. It has a 1" straight shaft with a woodruff key, 2 mounting holes 1/2' diameter, 4.2" center to center. As far as I was able to determine the displacement is 5.9 in3/r. The brand, size or other usage I do not know.
It uses 1/2 nptf for the oil supply lines. The item "Char-Lynn Eaton Model 130-1011-003" is in sale since Saturday, January 19, 2019. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Hydraulic & Pneumatic Motors".
The seller is "mikeyd1270" and is located in Honeoye Falls, New York. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam.