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  6. 3M™ E-A-R™ Classic™ Metal Detectable Earplugs, Hearing Conservation 311-4101 in Poly Bag 2000 PR/Case

3M™ E-A-R™ Classic™ Metal Detectable Earplugs, Hearing Conservation 311-4101 in Poly Bag 2000 PR/Case

3M ID 70071520855
  • Implanted stainless steel ball bearing is encased in each earplug and metal particles in the cord
  • Poly bag keeps each pair of earplugs keeps earplugs clean before use
  • Slow-recovery earplug foam is flame-resistant and water-resistant
  • Noise Reduction Rating (NRR)*: 33 dB. CSA Class AL.
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Specifications
Attenuation
33 Decibel
Brand
E-A-R™
Case Quantity
2000
Cord Color
Blue
Corded
Yes
Cord Material
Metal Detectable Cord
Cord Type
Metal Detectable Cord
Dielectric
No
Earplug Color
Yellow
Earplug Material
Foam
Earplug Size
Large
Electrically Insulated
No
Hearing Protection Style
Roll Down Foam
Insertion Style
Roll Down
Material
PVC
Metal Detectable
Yes
Moisture Resistant
Yes
Packaging
Poly bag
Product Color
Yellow
Product Type
Earplugs
Recommended Application
Assembly, Blasting, Cleaning, Demolition, Electrical, Facility Maintenance, Food Safety, Grinding, Machine Operations, Painting, Sanding, Welding
Recommended Industry
Construction, Design & Construction, Food Safety, General Manufacturing, Heavy Infrastructure, Industrial Maintenance, Metal Fabrication, Mining, Oil & Gas, Pharmaceutical, Transportation
Reusable
No
Roll-Down Required
Yes
Shape
Cylinder
Size
Large
Slow-Recovery Foam
Yes
Details
  • Implanted stainless steel ball bearing is encased in each earplug and metal particles in the cord
  • Poly bag keeps each pair of earplugs keeps earplugs clean before use
  • Slow-recovery earplug foam is flame-resistant and water-resistant
  • Noise Reduction Rating (NRR)*: 33 dB. CSA Class AL.
  • Test compatible with 3M™ E-A-Rfit™ Validation System.

3M™ E-A-R™ Classic™ Metal Detectable earplugs were specially developed for food processing and other industries where it is critical to keep earplugs from contaminating products and processes. Recognized by most metal-sensing systems, these earplugs feature an implanted stainless steel ball bearing in the plug and metal particles in the cord.

These metal-detectable foam earplugs were specially developed for food processing and other industries where it is critical to keep earplugs from contaminating products and processes. (bul) Implanted stainless steel ball bearing in the earplug and metal particles in the cord. (bul) Poly bag keeps each pair of earplugs clean before use. (bul) Slow-recovery earplug foam is flame-resistant and water-resistant (bul) Noise Reduction Rating (NRR)*: 33 dB. CSA Class AL. (bul) Test compatible with 3M™ E-A-Rfit™ Validation System. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation™.