| Product Name | 3M™ Glass Cloth Tape 398FRP |
| Part Number | 398FRP |
| UPC Code | 00051115234835 |
| Backing Material | Glass Cloth |
| Adhesive Type | Acrylic, Pressure-Sensitive |
| Product Color | White |
| Overall Width (Imperial) | 4 inches |
| Overall Width (Metric) | 101.6 mm |
| Overall Length (Imperial) | 36 yards |
| Overall Length (Metric) | 32.91 meters |
| Total Tape Thickness without Liner (Imperial) | 7 mil |
| Total Tape Thickness without Liner (Metric) | 0.18 mm |
| Backing Thickness (Imperial) | 5 mil |
| Backing Thickness (Metric) | 0.13 mm |
| Adhesive Thickness (Imperial) | 2 mil |
| Adhesive Thickness (Metric) | 0.05 mm |
| Tensile Strength (Imperial) | 2080 oz/in |
| Tensile Strength (Metric) | 227.7 N/100mm |
| Elongation at Break | 7% |
| Maximum Operating Temperature (Fahrenheit) | 250°F |
| Maximum Operating Temperature (Celsius) | 121°C |
| Minimum Operating Temperature (Fahrenheit) | -20°F |
| Minimum Operating Temperature (Celsius) | -29°C |
| Core Size (Imperial) | 3 inches |
| Core Size (Metric) | 7.62 cm |
| Liner Material | Blue Polyethylene Skip-Slit |
| Indoor/Outdoor Rating | Indoor/Outdoor |
| Shelf Life | 24 Months |
| Units per Case | 8 Rolls |
| Smallest Saleable Unit | Roll |
| Specifications Met | ASTM D3330, ASTM D3652, ASTM D3758, FAR 25.853(a), FAR 25.855(d), MIL A-3316C 3.13.1, MIL A-3316C 3.13.2, Boeing BMS 5-146 Type I Class I Grade A |
| Regulatory Compliance | EU Directive 2003/11/EC, FAA Approved, Military Grade |
| Antimony Content | Antimony Free |
| Flame Retardant | Yes, FAR Compliant |
| Industries | Aerospace, Automotive, Construction, General Industrial, Military & Government, Specialty Vehicles, Transportation |
| Brand | 3M™ |
| Application | Aircraft Cargo Bay Sealing, Thermal and Acoustic Insulation Panel Sealing |