Description
Grainger MSA Ultra-Twin – Reusable Respirator Industrial Full Face Adjustable Head Strap Small Gray – 4LR42
Use for welding, asbestos abatement, grinding, sanding, painting
Specifications
| Stock Number | 961448 |
|---|---|
| Manufacturer # | 4LR42 |
| Brand | MSA Ultra-Twin |
| Manufacturer | Grainger |
| Country of Origin | Unknown |
| Application | Reusable Respirator |
| Color | Gray |
| Fastening Type | Adjustable Head Strap |
| Material | Silicone / Rubber |
| Size | Small |
| Style | Full Face |
| Type | Industrial |
| UNSPSC Code | 46182005 |
| User | Adult |
What Our Experts Think
- Full-Face Protection – Wide, impact-resistant lens provides clear visibility and shields against airborne contaminants.
- Durable & Lightweight – Gray industrial-grade construction ensures long-lasting performance without added weight.
- Secure & Comfortable Fit – Adjustable head straps create a snug, leak-proof seal for maximum safety.
- Dual-Cartridge Compatibility – Works with MSA filters and cartridges for customized respiratory protection.
- Ideal for Industrial & Emergency Use – Perfect for manufacturing, chemical handling, and hazardous environments.
Q&A
Q: What type of respirator is this?
A: A full-face reusable industrial respirator.
Q: What size is it?
A: Small, designed for a secure fit on smaller face sizes.
Q: How does it stay in place?
A: Features an adjustable head strap for a customized, comfortable fit.
Q: What color is it?
A: Gray.
Q: Does it offer good visibility?
A: Yes, the full-face design provides a wide, optically correct field of view.
Q: Is it compatible with standard filters?
A: Yes, works with MSA-approved cartridges and filters.
Q: Where is it commonly used?
A: Ideal for industrial, chemical, and hazardous work environments.
Maintenance Tips
- Clean After Use: Wash with mild soap and warm water; rinse and air dry thoroughly.
- Lens Maintenance: Wipe with a soft cloth and use an anti-fog solution if needed.
- Filter Replacement: Change filters per manufacturer guidelines or if breathing resistance increases.
- Strap & Seal Inspection: Check for cracks, wear, or loose fittings before each use.
- Proper Storage: Keep in a dry, dust-free area away from direct sunlight and contaminants.






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