| Product Name | 3M™ Glass Cloth Tape 398FRP |
| Part Number | 398FRP |
| 3M Product Number | 398FRP |
| 3M ID | 7010302255 |
| UPC Code | 00051115259821 |
| Width (Imperial) | 3 inches |
| Width (Metric) | 76.2 mm |
| Length (Imperial) | 36 yards |
| Length (Metric) | 32.91 meters |
| Total Thickness (Imperial) | 7 mil |
| Total Thickness (Metric) | 0.18 mm |
| Backing Material | Glass Cloth |
| Backing Thickness (Imperial) | 5 mil |
| Backing Thickness (Metric) | 0.13 mm |
| Adhesive Type | Acrylic, Pressure-Sensitive |
| Adhesive Thickness (Imperial) | 2 mil |
| Adhesive Thickness (Metric) | 0.05 mm |
| Product Color | White |
| Liner Material | Blue Polyethylene with Skip Slit |
| Core Size (Imperial) | 3 inches |
| Core Size (Metric) | 7.62 cm |
| Tensile Strength (Imperial) | 2080 oz/in |
| Tensile Strength (Metric) | 227.7 N/100mm |
| Elongation at Break | 7% |
| Minimum Operating Temperature | -20°F / -29°C |
| Maximum Operating Temperature | 250°F / 121°C |
| Shelf Life | 24 months |
| Units per Case | 12 rolls |
| Smallest Saleable Unit | Individual Roll |
| Indoor/Outdoor Rating | Indoor/Outdoor |
| Specifications Met | ASTM D3330, ASTM D3652, ASTM D3758, F.A.R. 25.853(a), F.A.R. 25.855(d), MIL A-3316C 3 13.1 and 3 13.2, Boeing BMS 5-146 Type I Class I Grade A |
| Flame Retardant Compliance | F.A.R. Part 25.853(a) and F.A.R. Part 25.855(d) |
| EU Compliance | Directive 2003/11/EC - Restricts penta-BDE and octa-BDE flame retardants |
| Antimony Content | Antimony-free formulation |
| Industries | Aerospace, Automotive, Construction, General Industrial, Military & Government, Specialty Vehicles, Transportation |
| Primary Application | Aircraft cargo bay panel sealing, thermal and acoustic insulation panel sealing |
| Brand | 3M™ |
| Use Classification | Industrial/Occupational Use Only - Not for Consumer Sale or Use |