For Respirator
The item id for Metro Respirator Filter in unturned is 57022. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Filter
Size_X: 1
Size_Y: 1
Size_Z: 0.15
Blueprints: 2
Blueprint_0_Type: Tool
Blueprint_0_Supply_0_ID: 57022
Blueprint_0_Product: 67
Blueprint_0_Build: 27
Blueprint_0_Map: Elver
Blueprint_1_Type: Gear
Blueprint_1_Supplies: 3
Blueprint_1_Supply_0_ID: 69
Blueprint_1_Supply_0_Amount: 2
Blueprint_1_Supply_1_ID: 57033
Blueprint_1_Supply_1_Amount: 1
Blueprint_1_Supply_2_ID: 57025
Blueprint_1_Supply_2_Amount: 1
Blueprint_1_Build: 27
Blueprint_1_Map: Elver