![This is a US M25A1 tank crew gas mask. They were in service from 1962 to 1994. This mask is nearly identical to the M24 pilot's gas mask with the main difference This is a US M25A1 tank crew gas mask. They were in service from 1962 to 1994. This mask is nearly identical to the M24 pilot's gas mask with the main difference](https://preview.redd.it/3onmm1ottr331.jpg?auto=webp&s=ddf82325b581efb4de06d32c697c8dba74c6020a)
This is a US M25A1 tank crew gas mask. They were in service from 1962 to 1994. This mask is nearly identical to the M24 pilot's gas mask with the main difference
![Original U.S. Vietnam War M25A1 Chemical-Biological Gas Mask with Filt – International Military Antiques Original U.S. Vietnam War M25A1 Chemical-Biological Gas Mask with Filt – International Military Antiques](https://cdn.shopify.com/s/files/1/1524/1342/products/ON7019__03.jpg?v=1604043268)
Original U.S. Vietnam War M25A1 Chemical-Biological Gas Mask with Filt – International Military Antiques
![Mask, Chemical-Biological: Aircraft, M24, United States, ACU, 1980s | Gas Masks Rule Main Collection Mask, Chemical-Biological: Aircraft, M24, United States, ACU, 1980s | Gas Masks Rule Main Collection](https://static.wixstatic.com/media/64aa5d_3b4c72c7e6914269b921dc9a5b0a6fc4~mv2.jpg/v1/fill/w_2592,h_3872,al_c,q_90/USRES1004_1.jpg)
Mask, Chemical-Biological: Aircraft, M24, United States, ACU, 1980s | Gas Masks Rule Main Collection
![Italian-issue M24 kit adopted under the M70 designation. This kit is missing its outsert, unfortunately. Link to the full manual in the comments : r/gasmasks Italian-issue M24 kit adopted under the M70 designation. This kit is missing its outsert, unfortunately. Link to the full manual in the comments : r/gasmasks](https://i.redd.it/pvq1mz63hep61.jpg)