Check the listing for details. Rotary Air Blower (NOS). Condition: New – Open box. Listed at 149.99 USD. Genuine U.S. Military Issue Surplus Rotary Air Blower (NOS) (NOS) = New Old Stock We have no idea who made this item. There are only a couple of casting numbers on the blower, they are.... 22617 22615 The overall size is 6 1/4" x 6 1/4" x 6 3/4" (approximately) The inlet and outlet's are 1 5/8" Inner Diameter 1 3/4" Outer Diameter The black casing is made of plastic. The back side of it is made of aluminum. The shaft is made of steel. There are three 1/4" Threaded Inner Diameter mounting holes on the back side of the blower. The center shaft turns freely. We are not sure how to get it is spin, unless it is belt or something that rubs against the chrome part of the center shaft. (See Pictures) Weight: 3 LBS. 9 Oz. Similar to the one in the pictures. Unused! ***************************************************************************************************************** Please remember that the shipping cost to ship this item to a location within the United States is included in the selling price! No one can truly ship anything for free. The only difference between listings with free shipping compared to listings without free shipping is that the customer knows exactly how much the item will cost when purchasing it! ***************************************************************************************************************** ***************************************************************************************************************** Please be aware that our shipping and handling fees reflect not only the cost of shipping your purchase to you. But also the cost of packaging materials, our time and most importantly, our time hand delivering each package to the US Post Office. There is NO mail delivery or pick-up in our community, with the cost of fuel, we feel our shipping and handling costs are extremely fair! Save on shipping costs, by buying multiple items. Check out our other great items we have in our ebay store. Camo / BDU clothing Sizes from XS to 6XL!!! Items are being added weekly, so bookmark this page & return often, for you will never know what we`ll have for sale! Due to the increasing number of sales, it is taking longer for us to ship our sold items. We will make every effort to ship within 7 days from the time of purchase (payment)! Thank you for understanding this and we apologize for any inconvenience that this may cause you. If you are an international buyer, please do not ask us to mark the item as a gift on the customs form, we will not do this! ***************************************************************************************************************** Sign-up for our company's email. Receive emails with special offers and sales. Don't miss out on any of these great specials!!!! ***************************************************************************************************************** . ***************************************************************************************************************** (Ea - A) (MJ - 5484) (R3W S2N L2)