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

3M ID  70071520855    CAT#  311-4101     
Classic Plug - Metal Detectable with Cord 311-4101
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.
  • 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.
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Overview

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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. ∙ Implanted stainless steel ball bearing in the earplug and metal particles in the cord.

∙ Poly bag keeps each pair of 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.

*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™.

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Specifications

Color Yellow
Cord Type Metal Detectable Cord
Material PVC
Noise Reduction Rating 33 Decibel
Packaging Poly bag
Product Type Earplugs
Shape Cylinder
Size Large