3M 7000051781 Flame Resistant Hook Fastener 5/8 in X 50 Yd Black

Product Description

The 3M 7000051781 is a flame resistant, woven nylon hook reclosable fastener designed for applications where fire safety standards are a requirement. This roll measures 5/8 inches wide by 50 yards long and features a no-adhesive hook construction with an engaged thickness of 0.15 inches. It is temperature resistant to 250 degrees F and meets F.A.R. 25.853 paragraph (a)(1)(i), including the 60-second vertical burn test. The hook side mates with the SJ3418FR loop fastener in beige. Installation is straightforward and suited for garment, textile, and upholstery applications where adjustable, reclosable closure is needed.

This fastener is used in residential and commercial applications where flame resistance is required by code or specification, including aircraft interiors, protective garments, specialty fabrics, and fire-rated textile assemblies. The product provides an adjustable closure system that is both washable and dry cleanable. It is preshrunk to ensure maximum dimensional stability and flatness over time, making it suitable for repeated use cycles in demanding environments.

Key Features

• Flame resistant construction meets F.A.R. 25.853 paragraph (a)(1)(i) 60-second vertical burn test
• Temperature resistant to 250 degrees F
• Woven nylon hook with no adhesive backing for clean textile integration
• 0.15 inches engaged thickness for a low-profile, tailored appearance
• Washable and dry cleanable for use on garments and washable fabrics
• Preshrunk for maximum dimensional stability and flatness

Compatibility

This hook fastener mates with the 3M SJ3418FR flame resistant loop fastener in beige. Designed as a reclosable fastener solution for flame-rated garments, fabrics, and textile assemblies requiring compliance with F.A.R. 25.853.

Installation Notes

This product is installed without adhesive and is intended to be sewn or mechanically attached to fabric or textile substrates. Follow applicable fire-safety and textile regulations when specifying fasteners for flame-rated assemblies. Ensure the mating loop fastener (SJ3418FR) is used to achieve the rated closure performance. Confirm compatibility with the fabric or garment substrate before cutting and installing from the roll.

Technical Specifications

• Width: 5/8 inches
• Length: 50 yards
• Engaged Thickness: 0.15 inches
• Color: Black
• Material: Nylon (woven hook)
• Temperature Rating: 250 degrees F
• Flame Standard: F.A.R. 25.853 paragraph (a)(1)(i) 60-second vertical burn test
• Adhesive: None
• Package Form: Roll
• Weight: 0.99 pounds
• UPC: 00021200629495

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000051781