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White P95 half-face respirator with exhalation valve and adjustable nose clip, ten per box

3M

3M MCO54371 P95 Respirator Mask 10/Box 8577

SKU CH-2V7H-AEFFK MPN MCO54371

A P95-rated half-face respirator with an exhalation valve and carbon layer to reduce organic vapour bleed-through, supplied in a box of 10

  • TypeAdd-On Shelves
  • P95 rating blocks oil and non-oil aerosols
  • Carbon filter layer reduces organic vapour bleed-through
  • Exhalation valve eases breathing in hot humid conditions
  • Adjustable M-noseclip improves seal and comfort
  • Pack of 10 masks supports extended workplace use

P95 Respirator with Carbon Layer

The 3M MCO54371 is a maintenance-free half-face mask rated P95 for protection against oil and non-oil based aerosols. An integrated carbon layer helps minimise organic vapour bleed-through. It is suited for workers in hot or humid environments who need reliable respiratory protection without filter replacement schedules. The one-size design uses an adjustable M-noseclip to accommodate a range of face shapes.

Exhalation Valve and Carbon Filter

A built-in exhalation valve reduces heat and moisture build-up inside the mask during extended wear. The carbon-layered filter media addresses nuisance-level organic vapours that standard particulate filters may not capture. These features combine to maintain comfort and filtration performance in demanding conditions. The mask arrives ready to use with no assembly or maintenance required.

Lightweight Construction and Adjustable Fit

The lightweight shell reduces facial pressure during long shifts in warehouses or industrial settings. An adjustable M-noseclip creates a secure seal without the need for multiple size variants. The valved design directs exhaled air downward, helping to prevent eyewear fogging. This product is not intended for environments requiring a higher protection class or for users who need a reusable elastomeric facepiece with replaceable cartridges.

Highlights

  • P95 rating blocks oil and non-oil aerosols
  • Carbon filter layer reduces organic vapour bleed-through
  • Exhalation valve eases breathing in hot humid conditions
  • Adjustable M-noseclip improves seal and comfort
  • Pack of 10 masks supports extended workplace use

Specifications

TypeAdd-On Shelves
Brand3M
Shipping weight0.91 kg
Package size229 × 127 × 127 mm

Questions about this item

When should the 3M MCO54371 P95 respirator be replaced?

Replace the entire unit when breathing resistance increases, the filter is damaged, or the carbon layer no longer reduces organic vapour bleed-through.

What limits how long the 3M MCO54371 can be worn continuously?

The disposable P95 filter clogs with oil and non-oil aerosols, so breathing resistance rises until the mask must be discarded.

How much heat builds up inside the 3M MCO54371 during an all-day shift?

The exhalation valve and lightweight shell reduce heat retention, making it suitable for hot and humid work environments.

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