M53 One Mask All Missions

The M53, part of the next generation 50 series of respirators, features a new patented twin exhalation valve providing the capability to use the mask with all recognised forms of PPE (Personal Protection Equipment).

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Based on the US Government M50/ JSGPM (Joint Services General Purpose Mask) Program, the 53-Series Protective Mask was specifically developed to meet the unique requirements of Special Operations Units.

M53 Mask Specifications
CBRN Agent Resistance
Mustard (H) Greater than 24 hours
Sarin (GB)
Soman (GD)
Laboratory Protection Factor Performance (Sodium chloride) Greater than 10,000
Breathing Performance (excluding filter)
Re-breathing CO2 0.8%
Inhalation resistance at:
85 l/min 15 mm WG
160 l/min 32 mm WG
Exhalation resistance negative pressure mode:
85 l/min 15 mm WG
160 l/min 30 mm WG
Exhalation resistance positive pressure mode: 40 mm WG
M53 mask (excluding filter) 1.6 lbs
Field of View
Visual field Score – NIOSH CBRN standard 96
Materials used
M53 Mask Visor Flexible polyurethane
M53 Mask Facepiece Chlorobutyl / Silicone Rubber
Drinking Flow Rate > 230 ml/min

Field of View

  • Panoramic single lens visor
  • Optically correct visor
  • Scratch Resistant


  • 4 face piece sizes for improved fit
  • Chlorobutyl rubber and silicone blend mask
  • Low profile design for superior weapons integration


  • Electronic Communication Port for integrated voice projection and radio communication
  • Optional VPU provides ability to easily communicate while wearing mask

Multiple Modes

  • Functions as both a negative and positive pressure mask
  • Simple turn of dial changes mode of operation
  • One mask for all operations