| Double-flowmeter O2/direct/BS/0-16l/min | Double-flowmeter O2/direct/BS/0-16l/min | 6600120BS | 04255603910164 | 1 | On the market |
| Double-tube flowmeter Air / direct / DIN / 0-30 l/min | Double-tube flowmeter Air / direct / DIN / 0-30 l/min | 660017030 | 04255603911031 | 1 | On the market |
| Double-tube flowmeter Air / direct / DIN / 0-8 l/min | Double-tube flowmeter Air / direct / DIN / 0-8 l/min | 66001708 | 04255603910966 | 1 | On the market |
| Double-flowmeter Air/direct/without nippel/0-16l/min | Double-flowmeter Air/direct/without nippel/0-16l/min | 6600170S | 04255603910232 | 1 | On the market |
| Double-tube flowmeter Air/rail 25x10/NIST/0-16l/min | Double-tube flowmeter Air/rail 25x10/NIST/0-16l/min | 6600171 | 04255603910249 | 1 | On the market |
| Double-tube flowmeter Air/rail 25x10/NIST/0-30 l/min | Double-tube flowmeter Air/rail 25x10/NIST/0-30 l/min | 660017130 | 04255603911055 | 1 | On the market |
| Double-tube flowmeter Air/rail 25x10/NIST/0-8 l/min | Double-tube flowmeter Air/rail 25x10/NIST/0-8 l/min | 66001718 | 04255603911000 | 1 | On the market |
| Double-tube flowmeter O2 / direct / DIN / 0-8 l/min | Double-tube flowmeter O2 / direct / DIN / 0-8 l/min | 66001208 | 04255603910959 | 1 | On the market |
| Double-tube flowmeter O2/direct/AFNOR/0-16l/min | Double-tube flowmeter O2/direct/AFNOR/0-16l/min | 6600120AF | 04255603910157 | 1 | On the market |
| Double-tube flowmeter O2/direct/DIN/0-16l/min | Double-tube flowmeter O2/direct/DIN/0-16l/min | 6600120 | 04255603910119 | 1 | On the market |
| Double-tube flowmeter O2/direct/DIN/0-30l/min | Double-tube flowmeter O2/direct/DIN/0-30l/min | 660012030 | 04255603910140 | 1 | On the market |
| Double-tube flowmeter O2/rail 25 x 10/NIST/0-16l/min | Double-tube flowmeter O2/rail 25 x 10/NIST/0-16l/min | 6600121 | 04255603910263 | 1 | On the market |
| Double-tube flowmeter O2/rail 25x10/NIST/0-30 l/min | Double-tube flowmeter O2/rail 25x10/NIST/0-30 l/min | 660012130 | 04255603910256 | 1 | On the market |
| Double-tube flowmeter O2/rail 25x10/NIST/0-8 l/min | Double-tube flowmeter O2/rail 25x10/NIST/0-8 l/min | 66001218 | 04255603910997 | 1 | On the market |
| Double-graduate flowmeter Air / direct / DIN / 0-5 l/min | Double-graduate flowmeter Air / direct / DIN / 0-5 l/min | 66004705 | 04255603910799 | 1 | On the market |
| Doppel-graduate flowmeter Air / direct / DIN / 0-1 l/min | Doppel-graduate flowmeter Air / direct / DIN / 0-1 l/min | 66004701 | 04255603910744 | 1 | On the market |
| Double-graduate flowmeter Air / direct / DIN / 0-30 l/min | Double-graduate flowmeter Air / direct / DIN / 0-30 l/min | 660047030 | 04255603910898 | 1 | On the market |
| Double-graduate flowmeter Air / direct / DIN / 0-8 l/min | Double-graduate flowmeter Air / direct / DIN / 0-8 l/min | 66004708 | 04255603910850 | 1 | On the market |
| Double-graduate flowmeter Air/direct/DIN/0-15l/min | Double-graduate flowmeter Air/direct/DIN/0-15l/min | 6600470 | 04255603910577 | 1 | On the market |
| Double-graduate flowmeter Air/rail 25x10/NIST/0-8 l/min | Double-graduate flowmeter Air/rail 25x10/NIST/0-8 l/min | 66004718 | 04255603910881 | 1 | On the market |
| Double-graduate flowmeter Air/rail 25x10/NIST/0-15l/min | Double-graduate flowmeter Air/rail 25x10/NIST/0-15l/min | 6600471 | 04255603910720 | 1 | On the market |
| Double-graduate flowmeter Air/rail 25x10/NIST/0-30 l/min | Double-graduate flowmeter Air/rail 25x10/NIST/0-30 l/min | 660047130 | 04255603910928 | 1 | On the market |
| Double-graduate flowmeter Air/rail 25x10/NIST/0-5 l/min | Double-graduate flowmeter Air/rail 25x10/NIST/0-5 l/min | 66004715 | 04255603910829 | 1 | On the market |
| Double-graduate flowmeter O2 / direct / DIN / 0-5 l/min | Double-graduate flowmeter O2 / direct / DIN / 0-5 l/min | 66004205 | 04255603910782 | 1 | On the market |
| Double-graduate flowmeter O2 / direct / DIN / 0-8 l/min | Double-graduate flowmeter O2 / direct / DIN / 0-8 l/min | 66004208 | 04255603910843 | 1 | On the market |