3m 3G-OTH-554142 — Technical Specifications

Name: 3m 3G-OTH-554142 3M Ear Plug Dispenser Refill: Dispenser Refill, Bell, 33 dB NRR, Uncorded, Roll-Down, Disposable (MPN 391-1012). Key specifications — Earplug Color_Original: Yellow; Brand: 3M.
Brand: 3m

The 3M Ear Plug Dispenser Refill (SKU 45JW41, MPN 391-1012) is a bell-shaped, uncorded, roll-down, disposable earplug refill with a 33 dB NRR rating in yellow. This refill is designed for use with compatible 3M dispensers, supporting hearing protection programs across industrial environments.

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Technical Specifications

Parameter	Value
Type	Bell, 33 dB NRR, Uncorded, Roll-Down, Disposable
Brand	3M
Earplug Color Original	Yellow
Manufacturer Part Number	391-1012