![1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals 1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals](https://hangarnineteen.com/wp-content/uploads/2019/01/20190130_181150.jpg)
1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals
![1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals 1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals](https://hangarnineteen.com/wp-content/uploads/2019/01/20190130_180922.jpg)
1960s C3 gas mask NBC with vinyl chemical attack hood & filter NATO Cold War - Hangar 19 Prop Rentals
![Amazon.com: Dräger X-plore 5500 Full-Face Respirator Mask + 2x Combination Cartridge OV/AG/HF/FM/CD/P100 | NIOSH Certified Eye and Respiratory Protection, Anti-Fog, 180° View : Tools & Home Improvement Amazon.com: Dräger X-plore 5500 Full-Face Respirator Mask + 2x Combination Cartridge OV/AG/HF/FM/CD/P100 | NIOSH Certified Eye and Respiratory Protection, Anti-Fog, 180° View : Tools & Home Improvement](https://m.media-amazon.com/images/I/71sxcthlFIL.jpg)
Amazon.com: Dräger X-plore 5500 Full-Face Respirator Mask + 2x Combination Cartridge OV/AG/HF/FM/CD/P100 | NIOSH Certified Eye and Respiratory Protection, Anti-Fog, 180° View : Tools & Home Improvement
![What would the threads outside of the eye ports have been used for? It's a 1983 Canadian C3 mask : r/gasmasks What would the threads outside of the eye ports have been used for? It's a 1983 Canadian C3 mask : r/gasmasks](https://preview.redd.it/juo1iuklmdl41.jpg?auto=webp&s=9cc35a23c7b64f9388c24ada21b8aaa9b3c75baf)
What would the threads outside of the eye ports have been used for? It's a 1983 Canadian C3 mask : r/gasmasks
![Maverick on Twitter: "The C3 is definitely one of my favourite gas masks. But is it better pervier than the S10? https://t.co/R97HFMuNgX" / Twitter Maverick on Twitter: "The C3 is definitely one of my favourite gas masks. But is it better pervier than the S10? https://t.co/R97HFMuNgX" / Twitter](https://pbs.twimg.com/media/EPxd7cYX0AIFeN5.jpg:large)