| Model | Serial | Engine | Bore | Stroke | Cyl's | HP | RPM | Owner | Type | Currently | State |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMM-36 | Governor Alfred E. Smith #1 | 8 | 10 | 6 | 400 | 750 | Fire Department of New York | fireboat | fireboat | New York | |
| DMM-36 | Governor Alfred E. Smith (2) | 8 | 10 | 6 | 400 | 750 | Fire Department of New York | fireboat | fireboat | New York | |
| DMW-6 | Sound | 10 | 13 | 6 | 200 | 375 | Anthony Smith | tugboat | yacht | Washington | |
| DSW-6 | 10 | 13 | 6 | 500 | 400 | Vista Antique Gas & Steam Engine Museum | generator | museum display | California | ||
| DMG-6 | Angeles | 12 | 15 | 6 | 400 | 400 | Jason | tugboat | yacht | Washington | |
| DMG-6 | Barron Island | 12 | 15 | 6 | 500 | 400 | Robin Bakke | fish packer | seiner | Alaska | |
| DMG-6 | baitboat | 12 | 15 | 6 | 500 | 400 | Everingham Brothers Bait Company | garbage scow | bait boat | California | |
| DMG-6 | J. R. Nelson | 12 | 15 | 6 | 500 | 400 | Greenport Yacht & Shipbuilding Co | garbage scow | yard boat | New York | |
| DMG-6 | Discovery | 12 | 15 | 6 | 500 | 400 | yacht | yacht | Washington | ||
| DMG-36 | Briana Marin | 12 | 15 | 6 | 700 | 400 | Ron Lopez | tugboat | yacht | Washington | |
| DMG-36 | Cape Cross | 12 | 15 | 6 | 700 | 400 | John | fishing | fishing | British Columbia | |
| DMG-36 | J.S. Polhemus | 12 | 15 | 6 | 700 | 400 | unknown | tugboat | yacht | Washington | |
| DMG-36 | John Knox 1 | 12 | 15 | 6 | 700 | 400 | Salmon Bay Barge Line Inc. | tugboat | towing | Washington | |
| DMG-36 | John Knox 2 | 12 | 15 | 6 | 700 | 400 | Salmon Bay Barge Line Inc. | tugboat | towing | Washington | |
| DMG-36 | John D. McKean #1 | 12 | 15 | 6 | 700 | 400 | Fire Department of New York | fireboat | fireboat | New York | |
| DMG-36 | John D. McKean #2 | 12 | 15 | 6 | 700 | 400 | Fire Department of New York | fireboat | fireboat | New York | |
| DMG-36 | John D. McKean #3 | 12 | 15 | 6 | 700 | 400 | Fire Department of New York | fireboat | fireboat | New York | |
| DMG-36 | John D. McKean #4 | 12 | 15 | 6 | 700 | 400 | Fire Department of New York | fireboat | fireboat | New York | |
| DMG-36 | Mighty | 12 | 15 | 6 | 700 | 400 | Sean Mowbray | tugboat | yacht | New Jersey | |
| DMG-36 | Nuisance IV | 12 | 15 | 6 | 700 | 400 | Unknown | tender | tender | Alaska | |
| DMG-26 | Oil King | 12 | 15 | 6 | 600 | 400 | Ewing Street Mooring | tugboat | yacht | Oregon | |
| DMG-6 | Oswell Foss | 12 | 15 | 6 | 500 | 400 | Jim & Sue Ulmer | tugboat | yacht | Washington | |
| DMG-6 | USS Potomac (port) | 12 | 15 | 6 | 550 | 400 | the Potomac Association | cutter | yacht | California | |
| DMG-6 | USS Potomac (starboard) | 12 | 15 | 6 | 550 | 400 | the Potomac Association | cutter | yacht | California | |
| DMG-26 | Tagish 1 | 12 | 15 | 6 | 600 | 620 | Don Etheridge | tugboat | yacht | Alaska | |
| DMG-26 | Tagish 2 | 12 | 15 | 6 | 600 | 620 | Don Etheridge | tugboat | yacht | Alaska | |
| DMG-38 | Chief | 12 | 15 | 8 | 800 | 400 | Anthony Smith | tugboat | yacht | Washington | |
| DMG-8 | Mt. Washington #1 | 12 | 15 | 8 | 600 | 400 | Cruise Mount Washington | passenger | passenger | New Hampshire | |
| DMG-8 | Mt. Washington #2 | 12 | 15 | 8 | 600 | 400 | Cruise Mount Washington | passenger | passenger | New Hampshire | |
| DMG-28 | Captain Reino Mattila | 12 | 15 | 8 | 800 | 400 | Ron Gregor | tugboat | yacht | California | |
| DMG-8 | Sea Lion VI | 12 | 15 | 8 | 800 | 400 | unknown | tugboat | yacht | British Columbia | |
| DMQ-28 | Dominion | 16 | 20 | 8 | 1500 | 350 | unknown | tugboat | yacht | Washington | |
| DMQ-28 | Edward H | 16 | 20 | 8 | 1500 | 350 | Ojard family | tugboat | unknown | Minnesota | |
| DMQ-28 | Valiant | 16 | 20 | 8 | 1500 | 350 | unknown | tugboat | yacht | Washington | |
| DMQ-8 | Lake Superior | 16 | 20 | 8 | 1000 | 300 | Billington Contracting Inc | tugboat | yacht | Minnesota | |
| DMQ-8 | Ludington | 16 | 20 | 8 | 1000 | 300 | City of Kewaunee | tugboat | museum vessel | Wisconsin | |
| DMQ-8 | Maris Pearl | 16 | 20 | 8 | 1000 | 300 | Jay Leon | tugboat | yacht | Washington | |
| DMQ-8 | Nash | 16 | 20 | 8 | 1000 | 300 | H. Lee White Maritime Museum | tugboat | museum vessel | New York | |
| DMQ-8 | Red Cloud | 16 | 20 | 8 | 1000 | 300 | Rick Hamborg | tugboat | yacht | Washington | |
| DMQ-8 | Sakarissa | 16 | 20 | 8 | 1000 | 300 | Amphibious Forces Memorial Museum | tugboat | museum vessel | Oregon | |
| DMQ-6 | Sea Cloud #1 | 16 | 20 | 6 | 700 | 420 | Sea Cloud Cruises | sailing yacht | sailing yacht | European Union | |
| DMQ-6 | Sea Cloud #2 | 16 | 20 | 6 | 700 | 420 | Sea Cloud Cruises | sailing yacht | sailing yacht | European Union | |
| DMQ-6 | Sea Cloud #3 | 16 | 20 | 6 | 700 | 420 | Sea Cloud Cruises | sailing yacht | sailing yacht | European Union | |
| DMQ-6 | Sea Cloud #4 | 16 | 20 | 6 | 700 | 420 | Sea Cloud Cruises | sailing yacht | sailing yacht | European Union | |
| DMQ-28 | Sea Lark | 16 | 20 | 8 | 1500 | 300 | Glen Simmons | tugboat | yacht | California | |
| DMQ-38 | Sea Giant | 16 | 20 | 8 | 2000 | 300 | Resolve Marine Group | tugboat | tugboat | Florida | |
| DMQ-38 | Sea Witch | 16 | 20 | 8 | 2000 | 300 | Resolve Marine Group | tugboat | tugboat | Florida | |
| DMR | 9000 | Atlantic Frost #1 | 9000 | 9000 | 9000 | 9000 | 9000 | Atlantic Frost Seafoods LLC | processor | processor | Massachusetts |
| DMR | Atlantic Frost #2 | 9000 | 9000 | 9000 | 9000 | 9000 | Atlantic Frost Seafoods LLC | processor | processor | Massachusetts | |
| R5-V16 | 9000 | TS Golden Bear #1 | 9000 | 9000 | 16 | 17,000 | 9000 | California Maritime Academy | steamer | training ship | California |
| R5-V16 | TS Golden Bear #2 | 9000 | 9000 | 16 | 17,000 | 9000 | California Maritime Academy | steamer | training ship | California |