Other than all H_HelmetB Variants which have an armor value of 4/3 and passthrough of 0.5, H_HelmetB_Camo does have an armor value of 0 & passthrough of 1, i.e. offers as much protection as a cap.
- Legacy ID
Open cfgViewer in Game, browse cfgWeapons and to H_Helmet_B, check armor and passthrough values.
Alternatively browse here
This list was generated using a script to process the relevant information from the config and can be checked instead of the cfgViewer: