Ear Plug 3M™ 340-4004 E-A-R UltraFit™ Corded NRR
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Ear Plug 3M™ 340-4004 E-A-R UltraFit™ Corded NRR 25 dB Reusable

    Protect ears around loud machinery with these 3M™ 340-4004 E-A-R UltraFit™ earplugs. Their premolded, triple flange shape provides a comfortable fit for a wide range of ear sizes, and there's no need to roll them before insertion, so the tips stay clean even if hands are dirty. These earplugs from 3M™ are made of soft polymer, so they're washable and reusable, reducing both waste and cost. They come with a poly bag for storage when not in use, and they're test compatible with the 3M™ E-A-Rfit™ validation system. These corded 3M™ 340-4004 E-A-R UltraFit™ earplugs have a 25 decibel noise reduction rating and an AL CSA Class rating.
  • Fits a wide range of ear sizes
  • Made of soft polymer
  • 25dB noise reduction rating
  • CSA Class AL

Technical Specs:

Type     Reusable Earplug    
Material     Elastomeric Polymer    
Compliance / Standards     CSA Class AL    
Special Features     Dielectric, Premolded    
Application     Painting, Demolition, Machine Operations, Facility Maintenance, Assembly, Electrical, Cleaning, Blasting, Welding, Sanding, Grinding, Mining, Oil & Gas, Construction, Pharmaceutical, Automotive, Military Maintenance, Repair and Operation (MRO), General Manufacturing, Metal Fabrication, Food and Beverage Manufacturing, Transportation    
Size     Universal    
Package Quantity     400 Pair per Case    
Style     Corded    
Noise Reduction Rating (NRR)     25 dB    


Acrylic Earplug Dispenser Wall Mount or Table 13"Ear Plug 3M™ 340-4004 E-A-R UltraFit™ Corded NRR spec sheet

Manufacturer Description:

The 3M™ E-A-R™ UltraFit™ corded earplugs features a proprietary, premolded, triple-flange design that fits comfortably in most earcanals.

Hant # MFG # UPC
31671 340-4004 10080529400038