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3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded - Earplug Dispenser Refills
3MEarplug Dispenser Refills

3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded

The 3M Ear Plug Dispenser Refill (MPN 391-1004) is a bullet-style, uncorded, roll-down disposable earplug with a 33 dB NRR, in yellow. This refill is designed for use with 3M dispensers, supporting hearing protection…

SKU 3G-OTH-554146

Brand
3M
Item
Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded
Category
Earplug Dispenser Refills
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Technical Specifications

3M
Manufacturer Part Number
391-1004
Type
Bullet, 33 dB NRR, Uncorded, Roll-Down, Disposable
Earplug Color Original
Yellow
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Technical Documents

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3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Ear Plug Dispenser Refill (MPN 391-1004) is a bullet-style, uncorded, roll-down disposable earplug with a 33 dB NRR, in yellow. This refill is designed for use with 3M dispensers, supporting hearing protection programs across industrial environments.

Frequently Asked Questions

Is the 3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded available from 3G Electric?

Yes — 3G Electric supplies genuine 3M products, available to order with worldwide shipping. Contact us for current lead time.

How do I get a quote for the 3M Ear Plug Dispenser Refill: Dispenser Refill, Bullet, 33 dB NRR, Uncorded?

Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for earplug dispenser refills?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all earplug dispenser refills we distribute.

Used in

Common applications for 3M
Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.
Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.
Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.
Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.
Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.
Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.

3M Products

3G Electric supplies 3M earplug dispenser refills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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