3M 501 Filter Retainer - Pack of 20

The 3M™ 501 Particulate Filter Retainer is a reusable respiratory accessory designed to secure particulate prefilters over compatible gas and vapour cartridges. It enables combined protection against gases, vapours, and particulates when used as part of a suitable reusable respirator system selected in line with workplace hazard assessment requirements.

KEY FEATURES

• Reusable particulate filter retainer accessory
• Designed to hold compatible particulate prefilters securely in place
• Enables combined gas, vapour, and particulate protection
• Quarter‑turn attachment method for quick installation and removal
• Low‑profile and lightweight construction
• Allows configuration changes as workplace hazards vary
• Supplied as a bulk pack of 20 retainers

PRODUCT FUNCTION

This retainer is used to attach particulate prefilters over gas and vapour cartridges, allowing a respiratory protection system to provide combined protection where both particulate and gas or vapour hazards may be present. It supports flexible system configuration depending on the contaminants encountered in the workplace.

COMPATIBILITY

The retainer is intended for use as part of a bayonet‑style reusable respirator system. It is used to secure compatible particulate prefilters over compatible gas and vapour cartridges.

The retainer does not provide filtration on its own and must be used as part of a complete respiratory protection system.

IMPORTANT COMPATIBILITY NOTES

• This component does not filter contaminants independently
• Gas and vapour cartridges do not filter particulates unless combined with a particulate filter and retainer
• Selection of system components must be based on the identified contaminant, exposure level, and workplace risk assessment
• Use only in configurations approved by the manufacturer

SPECIFICATIONS

• Brand: 3M™
• Product Type: Particulate filter retainer
• System Type: Bayonet‑style reusable respirator systems
• Installation Method: Quarter‑turn attachment
• Supplied Quantity: Pack of 20

APPLICATIONS

Used where combined protection against particulate matter and gases or vapours is required as part of a respiratory protection system.

Common environments may include mechanical work, cleaning operations, surface preparation, painting, welding, and other industrial tasks, subject to appropriate hazard assessment and system selection.

STANDARDS & COMPLIANCE

• Used as part of respirator systems compliant with AS/NZS 1716:2012
• Selection, use, and maintenance to be in accordance with AS/NZS 1715:2009

Compliance applies when the complete system is correctly selected, configured, fitted, and maintained.

AVAILABILITY

• Supplied as a bulk pack of 20 retainers
• Availability subject to stock and lead time

FREQUENTLY ASKED QUESTIONS

Does this product provide respiratory protection on its own? No. This item is an accessory used to secure particulate filters and does not provide filtration independently.

When is a filter retainer required? A retainer is required when a particulate prefilter is added to a gas or vapour cartridge to enable combined protection.

Can the retainer be fitted or removed easily? Yes. The quarter‑turn attachment design allows quick installation or removal to support changing workplace hazard conditions.

NEED HELP SELECTING THE RIGHT RESPIRATORY PROTECTION?

SupplyMe can assist with product information and selection support based on your application. Call 0800 080 4657 or email [email protected]. We are here to help.