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M9 Field Protective Mask
Photo: Gravedigger88 · Wikimedia Commons · Public domain
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M9FieldProtectiveMask

CBRN Protective Equipment · United States
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M9FieldProtectiveMask

M9 Field Protective Mask
M9 Field Protective Mask Photo: Gravedigger88 · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Protection Level
85
Agent Coverage
80
Wearability
65
Duration of Protection
75
Mobility
60
Low Weight
70
Durability
80
Versatility
70
Technology
60
Cost-Effectiveness
85
Origin United States
CategoryCBRN Protective Equipment
Operators8 countries
Data Quality85%
MASS(Military Archive Scoring System)
75
CBRN Protective Equipment MASS Rating
6/14
All-Time
CBRN Protective Equipment · 10 axes scored
Protection Level
85
Agent Coverage
80
Wearability
65
Duration of Protection
75
Mobility
60
Low Weight
70
Durability
80
Versatility
70
Technology
60
Cost-Effectiveness
85
ⓘ Regardless of era, the same scoring system applies to all units in the cbrn protective equipment category.
01 / Overview
M9 Field Protective Mask
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
CBRN PROTECTIVE EQUIPMENT
—
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
75
cbrn protective equipment category
ⓘ Performance/Price and MASS score are computed across all units in the cbrn protective equipment category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • CBRN TypeCBRN
  • CategoryCBRN Protective Equipment
  • First Developed1990
  • Physical Statesolid
  • Treaty Status (CWC/BWC)not banned
  • In ServiceYes
◈Agent Properties7MOD.7
  • Agent Classchemical, biological, radiological, nuclear
  • Persistencevariable by agent
  • Toxicity / Lethalityvariable by agent
  • Onset Timeimmediate upon exposure
  • Route of Exposureinhalation, ocular
  • LethalNo
  • IncapacitatingNo
▣Delivery4MOD.4
  • Delivery Methodaerosol, vapor
  • Disseminationairborne
  • Area Coverageindividual
  • WeaponizedNo
◇Detection & Protection3MOD.3
  • Detection Methodcanister filter saturation indicator
  • Protection Levelfull-face respiratory and ocular protection
  • Decontamination Methodcanister replacement, mask decontamination
◆Production2MOD.2
03 / History
04 / Operators
📚 Sources
📖 ENCYCLOPEDIA Browse the CBRN Protective Equipment entry →