| 50322-005 | Oxygen | Oxygen | C&C Oxygen Company | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50699-1072 | OXYGEN | OXYGEN | Atlas Welding Supply Co., Inc. | NDA | Current |
| 50975-011 | oxygen | oxygen | Fox Welding Supply Inc | NDA | Current |
| 51486-018 | Air | Air | ILMO Products Company | NDA | Current |
| 51486-018 | Air | Air | ILMO Products Company | NDA | Current |
| 51486-018 | Air | Air | ILMO Products Company | NDA | Current |
| 51486-018 | Air | Air | ILMO Products Company | NDA | Current |
| 51486-018 | Air | Air | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51486-720 | Oxygen | Oxygen | ILMO Products Company | NDA | Current |
| 51607-001 | Oxygen | Oxygen | Star Weld | NDA | Current |
| 52072-001 | Oxygen | Oxygen | Dressel Welding Supply, Inc. | NDA | Current |
| 52072-001 | Oxygen | Oxygen | Dressel Welding Supply, Inc. | NDA | Current |
| 52142-001 | OXYGEN | OXYGEN | Adirondack Compressed Gases, Inc | NDA | Current |
| 52142-001 | OXYGEN | OXYGEN | Adirondack Compressed Gases, Inc | NDA | Current |
| 52142-001 | OXYGEN | OXYGEN | Adirondack Compressed Gases, Inc | NDA | Current |
| 52142-001 | OXYGEN | OXYGEN | Adirondack Compressed Gases, Inc | NDA | Current |
| 52346-005 | reconstituted Air | reconstituted Air | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-005 | reconstituted Air | reconstituted Air | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-005 | reconstituted Air | reconstituted Air | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-005 | reconstituted Air | reconstituted Air | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-013 | Oxygen | Oxygen | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-013 | Oxygen | Oxygen | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-013 | Oxygen | Oxygen | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-013 | Oxygen | Oxygen | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52346-013 | Oxygen | Oxygen | AMERICAN WELDING & GAS, INC. | NDA | Current |
| 52695-001 | Oxygen | Oxygen | Humphries, Inc. | NDA | Current |
| 52695-001 | Oxygen | Oxygen | Humphries, Inc. | NDA | Current |
| 52695-001 | Oxygen | Oxygen | Humphries, Inc. | NDA | Current |
| 52695-001 | Oxygen | Oxygen | Humphries, Inc. | NDA | Current |
| 52695-001 | Oxygen | Oxygen | Humphries, Inc. | NDA | Current |
| 53622-001 | OXYGEN | OXYGEN | Regional Home Care, Inc. | NDA | Current |
| 53622-001 | OXYGEN | OXYGEN | Regional Home Care, Inc. | NDA | Current |
| 53622-001 | OXYGEN | OXYGEN | Regional Home Care, Inc. | NDA | Current |
| 53622-001 | OXYGEN | OXYGEN | Regional Home Care, Inc. | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53777-001 | Oxygen | Oxygen | Thompson Brothers Supplies Inc | NDA | Current |
| 53817-001 | Oxygen | Oxygen | Alloy Oxygen & Welding Supply Co. Inc. | NDA | Current |
| 53975-001 | OXYGEN | OXYGEN | Fielden Gas Products, Inc. | NDA | Current |
| 54244-001 | Oxygen | Oxygen | CONROE WELDING SUPPLY, INC. | NDA | Current |
| 56130-001 | Oxygen | Oxygen | All Gas & Welding Supplies Co., Inc. | NDA | Current |
| 56130-002 | Oxygen | Oxygen | All Gas & Welding Supplies Co., Inc. | NDA | Current |
| 56130-002 | Oxygen | Oxygen | All Gas & Welding Supplies Co., Inc. | NDA | Current |
| 56130-002 | Oxygen | Oxygen | All Gas & Welding Supplies Co., Inc. | NDA | Current |
| 56130-002 | Oxygen | Oxygen | All Gas & Welding Supplies Co., Inc. | NDA | Current |
| 58404-001 | Oxygen | Oxygen | Industrial Welding & Tool Supply, Ltd. | NDA | Current |
| 58404-001 | Oxygen | Oxygen | Industrial Welding & Tool Supply, Ltd. | NDA | Current |
| 58404-001 | Oxygen | Oxygen | Industrial Welding & Tool Supply, Ltd. | NDA | Current |
| 58404-001 | Oxygen | Oxygen | Industrial Welding & Tool Supply, Ltd. | NDA | Current |
| 58404-001 | Oxygen | Oxygen | Industrial Welding & Tool Supply, Ltd. | NDA | Current |
| 58722-9093 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9093 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9093 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9093 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9093 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9094 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9094 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9094 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9094 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 58722-9094 | OXYGEN | OXYGEN | Triweld Industries, Inc. | NDA | Current |
| 59910-0001 | OXYGEN | OXYGEN | McDonald Welding Supply, Inc | NDA | Current |
| 59910-0001 | OXYGEN | OXYGEN | McDonald Welding Supply, Inc | NDA | Current |
| 60980-001 | Oxygen | Oxygen | Indian River Oxygen, Inc. | NDA | Current |
| 60980-002 | Oxygen | Oxygen | Indian River Oxygen, Inc. | NDA | Current |
| 60980-002 | Oxygen | Oxygen | Indian River Oxygen, Inc. | NDA | Current |
| 60980-002 | Oxygen | Oxygen | Indian River Oxygen, Inc. | NDA | Current |
| 60980-002 | Oxygen | Oxygen | Indian River Oxygen, Inc. | NDA | Current |