| Subject | English | German |
| earth.sc., mech.eng. | adjustable restrictor | Verstelldrossel |
| engin. | air restrictor | Drosseleinsatz |
| engin. | air restrictor | Einlassdrossel |
| opt. | aperture restrictor | Meßblende |
| gen. | aperture restrictor | Messblende (allg.) |
| gen. | call restrictor | Rufnummernsperre |
| telecom. | call restrictor | Sperrwerk |
| telecom. | call restrictor | Sperreinrichtung |
| gen. | call restrictor | Anrufsperre |
| meas.inst. | choke restrictor | Luftklappe |
| meas.inst. | choke restrictor | Vordrossel |
| meas.inst. | choke restrictor | Abflachungsdrossel |
| construct. | door restrictor | Öffnungsbegrenzer |
| earth.sc., mech.eng. | fixed restrictor | Konstantdrossel |
| tech. | flow restrictor | Durchflußdrossel |
| mech.eng. | flow restrictor | Drosselblende |
| mech.eng., el. | flow restrictor | Durchsatz Begrenzungsdrossel |
| mech.eng. | flow restrictor | Drosselstelle |
| mech.eng., el. | flow restrictor | Drosselkoerper |
| mech.eng., el. | flow restrictor | Durchsatzbegrenzer |
| mech.eng., el. | flow restrictor | Durchsatzdrossel |
| mech.eng., el. | flow restrictor | Drosselstrecke |
| mech.eng., el. | flow restrictor | Stroemungsdrossel |
| tech. | flow restrictor | Drosselkapillare |
| tech. | flow restrictor plug holder | Drosselfingerhalter |
| chem., el. | flue spigot restrictor | Drosselvorrichtung |
| mech.eng. | high pressure hydraulic restrictor valve | Hochdruckreduzierventil |
| mech.eng. | high pressure hydraulic restrictor valve | HD-Reduzierventil |
| mech.eng. | HP hydraulic restrictor valve | Hochdruckreduzierventil |
| mech.eng. | HP hydraulic restrictor valve | HD-Reduzierventil |
| tech. | oil restrictor | Öldrossel |
| earth.sc., mech.eng. | one-way restrictor | Drossel-Rückschlagventil |
| tech. | one-way-restrictor | Drosselrückschlagventil |
| transp. | pipe restrictor coupling | Leitungsreduktionsnippel |
| chem. | restrictor bar | Zurückhaltung |
| transp. | restrictor by-pass | Zweiweg-Drosselventil |
| transp. | restrictor mechanism | Rückhaltemechanismus |
| mech.eng. | restrictor plug | Drosselstopfen |
| earth.sc., mech.eng. | restrictor principle of operation | Drosselsystem |
| tech. | restrictor tube | Kapillarrohr |
| transp. | restrictor valve | Drosselventil |
| refrig. | restrictor valve | Umschaltventil |
| tech. | steam flow restrictor | Strömungsbegrenzer |
| mech.eng. | three-way restrictor | Dreiwege-Durchflußbegrenzer |
| mech.eng. | unidirectional restrictor valve | Rückschlagventil |
| meas.inst. | valve lift restrictor | Ventilhubbegrenzung |
| mech.eng. | 3-way restrictor | Dreiwege-Durchflußbegrenzer |
| construct. | window restrictor | Öffnungsbegrenzer |
