3M 7000052734 Head Harness Buckle Set FF-401 FF-402 FF-403

Product Description

The 3M 7000052734 is a set of six head harness buckles designed as a replacement accessory for 3M Ultimate FX Full Facepiece Reusable Respirators. These buckles secure the head harness assembly to the facepiece, maintaining proper fit and seal integrity during use. Correct harness tension is essential for achieving an adequate facial seal, making functioning buckles a critical component of respirator performance. This accessory is intended for use by industrial hygienists, safety professionals, and tradespeople who rely on full facepiece respiratory protection in demanding work environments.

These buckles are intended for use on the 3M Ultimate FX Full Facepiece Reusable Respirator series, specifically models FF-401, FF-402, and FF-403. They are suited for replacement in respiratory protection programs where harness components show wear, breakage, or damage. Keeping replacement buckles on hand supports program compliance and minimizes downtime when field repairs are needed.

Key Features

• Set of six buckles provides enough hardware for a full harness replacement
• Designed specifically for 3M Ultimate FX Full Facepiece Reusable Respirators
• OEM-style fitment supports proper harness tension and facepiece seal integrity
• Compact and lightweight at 0.48 pounds per case for easy storage in a parts kit
• Sold as a single case with a minimum order quantity of one

Compatibility

Compatible with 3M Ultimate FX Full Facepiece Reusable Respirators FF-401, FF-402, and FF-403.

Installation Notes

Replacement of head harness buckles should be performed by a qualified safety professional or fit-tested respirator user familiar with the harness assembly on 3M full facepiece respirators. Ensure the respirator is removed from service before replacing any harness components. After reassembly, conduct a user seal check per the respirator manufacturer guidelines before returning the unit to service. Follow all applicable OSHA respiratory protection program requirements under 29 CFR 1910.134.

Technical Specifications

• Quantity: 6 buckles per case
• Weight: 0.48 pounds
• UOM: Case
• Minimum Order Quantity: 1
• UPC: 50051135894731

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000052734