3M Secure Click D80921 Organic Vapor P100 Combination Cartridge, 1 Pair

Read our hands-on 3M Secure Click D80921 review for field-tested buyer notes.

3M Secure Click D80921 Overview

The 3M Secure Click D80921 is a NIOSH-approved combination cartridge that delivers Organic Vapor (OV) protection and P100 particulate filtration (≥99.97%) in a single housing, sold as 1 pair. It mounts via the 3M Secure Click half-turn bayonet onto the 3M HF-800 half-facepiece and FF-800 full-facepiece respirators only — it does not fit any standard 3M bayonet respirator. The D80921 is the correct cartridge when your hazard is solvent vapor alongside aerosol or dust, such as spray painting, automotive refinishing, or solvent-based coating application.

Because it combines OV and P100 in one unit, there is no need to stack a separate filter on a gas cartridge — the D80921 handles both simultaneously. It belongs to the D80xxx Secure Click combination cartridge family; see the full range at 3M respirator filters and cartridges. To understand combination cartridge selection, read the respirator cartridge selection guide and organic vapor vs P100 explained.

Where the D80921 Fits in Respirator Selection

Two questions determine whether the D80921 is the right cartridge: Do you run a Secure Click respirator? And is your hazard OV plus particulate — not acid gas, not ammonia, not multi-gas?

• Secure Click + OV only (no aerosol) → the D8001 (OV only), which is lighter and lower cost.
• Secure Click + OV + P100 combined → the D80921. This page. Use it for spray painting and solvent-plus-aerosol applications. See the 3M filter and cartridge guide for the full decision matrix.
• Secure Click + OV + Acid Gas + P100 → the D80923.
• Secure Click + Multi-Gas + P100 → the D80926.
• Standard 3M bayonet respirator → use a bayonet combination cartridge such as the 3M 60921 — the D80921 will not fit bayonet facepieces.

The respirator filter types explained guide covers the OV + P100 combination class in detail, and the respirator cartridge color chart helps confirm correct cartridge selection by label color.

Who Should Buy the 3M Secure Click D80921?

Buy the D80921 if you run a 3M HF-800 or FF-800 Secure Click respirator and face simultaneous organic vapor and particulate exposure — most commonly spray painting, solvent-based coating, automotive bodywork, or paint booth work where both vapor and aerosol are present.

Choose a different cartridge if:

• You need acid gas protection in addition to OV + P100 → the D80923 (OV/AG/P100).
• Your hazard is multi-gas plus particulate → the D80926 (multi-gas/P100).
• Your hazard is OV only, no aerosol → the D8001 (OV) is lighter and lower cost.
• You need P100 particulate only, no gas → the D3091 (P100 filter).
• You run a bayonet respirator, not Secure Click → the 3M 60921 or equivalent bayonet combination cartridge.

What Does the D80921 Protect Against?

What the D80921 Does NOT Protect Against

• Acid gas (HCl, Cl₂, H₂S, SO₂)
• Ammonia and methylamine
• Formaldehyde
• Mercury vapor
• Carbon monoxide
• Carbon dioxide
• Oxygen deficiency
• Unknown or IDLH atmospheres

Safety: The D80921 is an air-purifying respirator cartridge — it does not add oxygen and does not protect against oxygen-deficient, immediately dangerous to life or health (IDLH), or unknown atmospheres. Those conditions require a supplied-air respirator or SCBA specified by a qualified safety professional. Use the D80921 only within its NIOSH-approved protection scope (OV + P100 on Secure Click HF-800/FF-800) and in accordance with a written respiratory protection program per OSHA 1910.134.

Best Applications for the D80921

Spray Painting and Automotive Refinishing

The D80921 is purpose-built for spray environments where paint mist and solvent vapor are present at the same time. Automotive body technicians, paint booth operators, and industrial coating applicators standardized on the Secure Click platform get both hazard classes covered in a single cartridge change. Browse compatible respirators in the 3M half-face respirators collection and 3M full-face respirators collection.

Solvent-Based Coatings and Surface Finishing

Solvent-based primers, lacquers, urethanes, and epoxy coatings all release organic vapor; when applied by spray, they also generate aerosol particulate. The D80921's OV layer handles the vapor phase while the P100 layer captures paint particles and aerosols. For understanding which hazard class applies to your specific coating, the organic vapor vs P100 guide is the reference.

Degreasing and Solvent Cleaning with Mist Exposure

Solvent degreasing that generates spray mist — parts washers with spray wands, solvent wiping in confined areas — benefits from the combined cartridge when both vapor and mist exposure are confirmed by an industrial hygienist or air monitoring. The cartridge selection guide covers the exposure-assessment step before cartridge choice.

Secure Click Programs Running OV + Particulate Hazards

For safety programs already standardized on 3M HF-800/FF-800 respirators, the D80921 reduces SKU count — one cartridge covers the combined hazard instead of managing separate gas cartridges and filter add-ons. See the full P100 respirator filters collection for the broader Secure Click P100 range.

3M Secure Click D80921 Pros & Cons

Compatible 3M Respirators

The D80921 uses the 3M Secure Click half-turn bayonet and fits only the Secure Click platform. It is not interchangeable with standard 3M bayonet respirators.

The Secure Click mount and the standard 3M bayonet mount are physically incompatible — do not attempt to force-fit. Confirm your respirator model before ordering. Browse the full 3M half-face respirators and 3M full-face respirators ranges to verify your facepiece.

D80921 vs Other 3M Secure Click Combination Cartridges

D80921 vs D8001: Combination vs OV-Only

The D8001 is a Secure Click OV-only cartridge — no P100 layer. It is the right choice when your hazard is purely vapor with no significant aerosol or particulate, and when you want a lighter, lower-cost cartridge. The D80921 adds the P100 layer for environments where spray mist, paint aerosol, or oil-based particulate accompanies the solvent. If a hazard assessment confirms particulate is present alongside organic vapor, buy the D80921. If only vapor is confirmed, the D8001 is the leaner option.

D80921 vs D80923: OV/P100 vs OV/AG/P100

The D80923 adds an acid gas layer (HCl, Cl₂, H₂S, SO₂) on top of OV + P100. If your work environment also involves acid gas exposure — certain industrial cleaning chemicals, chlorinated compounds, or hydrogen sulfide — the D80923 is the upgrade. For spray painting and standard solvent coating with no acid gas component, the D80921 is the correct (and typically lower-cost) choice.

D80921 vs D80926: OV/P100 vs Multi-Gas/P100

The D80926 covers organic vapor, acid gas, and ammonia/methylamine plus P100 — the broadest gas protection in the Secure Click combination line. Choose the D80926 only when your hazard assessment identifies multiple gas classes present simultaneously. The D80921 is the focused OV + P100 option for spray painting and solvent work that does not involve ammonia or acid gas.

3M Secure Click D80921 Quick Answers

What is the 3M Secure Click D80921?

The 3M Secure Click D80921 is a NIOSH-approved combination cartridge that provides Organic Vapor (OV) gas protection and P100 particulate filtration (≥99.97%) in a single housing. It mounts on the 3M Secure Click half-turn bayonet and fits only 3M HF-800 and FF-800 respirators. It is sold as 1 pair — two cartridges per pack.

What respirators does the D80921 fit?

The D80921 fits only 3M Secure Click respirators: the HF-800 half-facepiece series and the FF-800 full-facepiece series. It does not fit any standard 3M bayonet respirator, including the 6000, 6500QL, 7500, 7800S, or FF-400 series.

What is the D80921 used for?

The D80921 is the standard Secure Click cartridge for spray painting, automotive refinishing, and solvent-based coating applications where both organic vapor and paint/aerosol particulate are present at the same time. It is also used for solvent degreasing operations that generate spray mist.

Is the D80921 a P100 cartridge?

Yes. The D80921 includes a NIOSH P100 particulate filter layer that captures ≥99.97% of airborne particles, including oil-based aerosols. The P100 layer is combined with an Organic Vapor cartridge layer in the same housing.

Does the D80921 protect against acid gas?

No. The D80921 covers Organic Vapor and P100 particulate only. For acid gas (HCl, Cl₂, H₂S, SO₂) protection in addition to OV and P100, use the 3M Secure Click D80923.

How many cartridges come in a D80921 pack?

The D80921 is sold as 1 pair — two cartridges per package, one for each port of the respirator.

What is the difference between D80921 and D80923?

The D80921 covers Organic Vapor plus P100. The D80923 adds Acid Gas protection to that combination. If your hazard assessment confirms acid gas alongside OV and particulate, choose the D80923. For spray painting and standard solvent coating without acid gas, the D80921 is the correct choice.

3M Secure Click D80921 Specifications

Helpful Buying Guides

• How to Choose a Respirator Cartridge
• Organic Vapor vs P100 — Which Protection Do You Need?
• 3M Filter & Cartridge Guide
• Respirator Filter Types Explained
• P100 vs N95 — Which Do You Need?
• Respirator Cartridge Color Chart
• Best Respirator for Welding Fumes

3M Secure Click D80921 Frequently Asked Questions

What does the 3M Secure Click D80921 protect against?

The D80921 protects against organic vapors (solvents, paints, lacquers) and airborne particulates including oil-based aerosols at the P100 class (≥99.97% efficiency). It does not protect against acid gas, ammonia, formaldehyde, or gases outside the organic vapor class.

Is the D80921 compatible with the 3M 6000 series respirator?

No. The D80921 uses the Secure Click half-turn bayonet mount and fits only the 3M HF-800 and FF-800 Secure Click respirators. It will not attach to the 6000, 6500QL, 7500, or any other standard 3M bayonet facepiece.

Can the D80921 be used for spray painting?

Yes. Spray painting is the primary application for the D80921 — it combines OV protection for solvent vapors in the paint with P100 filtration for spray mist and aerosol particulate. It must be used on a Secure Click HF-800 or FF-800 respirator.

What is the difference between the D80921 and the D3091?

The D80921 is a combination cartridge covering Organic Vapor plus P100 particulate. The D3091 is a P100 particulate filter only — no gas or vapor protection. Buy the D80921 when both OV and particulate exposure are confirmed. Buy the D3091 when your hazard is particulate alone with no vapor component.

Does the D80921 protect against acid gas?

No. The D80921 covers organic vapor and P100 only. If acid gas (HCl, Cl₂, H₂S, SO₂) is also present, use the 3M Secure Click D80923, which adds acid gas protection to the OV + P100 combination.

How many D80921 cartridges are included per order?

The D80921 is sold as 1 pair — two cartridges per package. Each respirator requires two cartridges (one per port), so a single pack provides one complete respirator setup.

Can I use the D80921 on the 3M FF-800 full-face respirator?

Yes. The FF-800 is a full-facepiece Secure Click respirator, and the D80921's Secure Click mount is compatible with it. The same cartridge works on both the HF-800 half-face and the FF-800 full-face models.

What is the P100 rating on the D80921?

P100 is the highest NIOSH particulate filtration class, capturing at least 99.97% of airborne particles. The "P" designation means it is oil-resistant, so it handles oil-based aerosols and mists — unlike N-series filters, which are not rated for oil exposure.

When should I replace the D80921?

Replace the D80921 cartridge when you detect odor or taste breakthrough (indicating OV layer saturation), when the particulate filter layer becomes difficult to breathe through, when the cartridge is physically damaged or soiled, or on the schedule established by your respiratory protection program. OV service life depends on solvent concentration, humidity, and work rate.

Is the D80921 approved for automotive refinishing?

The D80921 is NIOSH-approved for organic vapor and P100 particulate, and 3M positions it for spray painting and automotive refinishing environments on Secure Click respirators. Confirm your specific exposure profile against OSHA requirements for your application and solvent type.

What is the D80921's GTIN or barcode?

The D80921's GTIN is 051141566818, as listed on the product page.

Should I buy the D80921 or the D80926 for solvent work?

For solvent coating and spray painting without ammonia or acid gas exposure, the D80921 (OV + P100) is the correct choice. The D80926 adds ammonia/methylamine and acid gas protection and is reserved for environments where those additional gas classes are confirmed present by an industrial hygienist or air monitoring.

Does the D80921 work with the 3M HF-801SD respirator?

The HF-801SD is part of the 3M Secure Click HF-800 series and uses the Secure Click mount, so it is compatible with D80xxx combination cartridges including the D80921. Verify the full model designation of your specific Secure Click facepiece against 3M's current compatibility documentation before ordering.

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