B&C Speakers 6NSM51 Lightweight Closed Back Midrange Speaker

B&C Speakers 6NSM51-8 LF Drivers 6-inch ND Sealed Mid Midranges 8-Ohm 250 Watt RMS / 500 Watt Max Pro Audio Component Speaker Driver for Motorcycle Car HIGHLIGHTS 500 W continuous program power capacity 51 mm 2 in aluminium voice coil 300 - 6000 Hz response 100 dB sensitivity Ideal for Direct Radiation and Horn Loaded Midrange application Aluminium demodulating ring for Extremely Low Distortion SPECIFICATIONS : Nominal Diameter : 170 mm 6.5 in Nominal Impedance : 8 Minimum Impedance : 6.6 Nominal Power Handling1 : 250 W Continuous power handling2 : 500 W Sensitivity 1W/1m3 : 100.0 dB Frequency Range : 300 - 6000 Hz Voice Coil Diameter : 51 mm 2.0 in Winding Material : Aluminium Former Material : Glass Fibre Winding Depth : 8.5 mm 0.33 in Magnetic Gap Depth : 6.0 mm 0.24 in Flux Density : 1.6 T DESIGN : Surround Shape : Triple Roll Cone Shape : Radial Magnet Material : Neodymium Ring Spider : Single Pole Design : T-Pole Woofer Cone Treatment : WP Waterproof Front Side MOUNTING AND SHIPPING INFO : Overall Diameter : 187 mm 7.36 in Bolt Circle Diameter : 172 mm 6.77 in Baffle Cutout Diameter : 151.0 mm 5.94 in Depth : 113 mm 4.45 in Flange and Gasket Thickness : 11 mm 0.43 in Air Volume Occupied by Driver : 2.0 dm3 0.07 ft3 Net Weight : 2.7 kg 5.95 lb Shipping Units : 1 Shipping Weight : 2.95 kg 6.5 lb Shipping Box : 221x214x130 mm 8.70x8.43x5.12 in For simplified cabinet assembly and efficient thermal transfer to the air. our NS M series of sealed back midranges feature a cast aluminum sealed chassis. high strength neodymium motor. and large internal volume for good low frequency performance. Large voice coils provide power handling. while careful selection of suspension and cone components results in exceptional sensitivity. These dedicated narrow-bandwidth midranges offer the lowest distortion at given output of any midrange available.

• HIGHLIGHTS 500 W continuous program power capacity 51 mm 2 in aluminium voice coil 300 - 6000 Hz response 100 dB sensitivity Ideal for Direct Radiation and Horn Loaded Midrange application Aluminium demodulating ring for Extremely Low Distortion
• SPECIFICATIONS : Nominal Diameter : 170 mm 6.5 in Nominal Impedance : 8 Minimum Impedance : 6.6 Nominal Power Handling1 : 250 W Continuous power handling2 : 500 W Sensitivity 1W/1m3 : 100.0 dB Frequency Range : 300 - 6000 Hz Voice Coil Diameter : 51 mm 2.0 in Winding Material : Aluminium Former Material : Glass Fibre Winding Depth : 8.5 mm 0.33 in Magnetic Gap Depth : 6.0 mm 0.24 in Flux Density : 1.6 T
• DESIGN : Surround Shape : Triple Roll Cone Shape : Radial Magnet Material : Neodymium Ring Spider : Single Pole Design : T-Pole Woofer Cone Treatment : WP Waterproof Front Side
• MOUNTING AND SHIPPING INFO : Overall Diameter : 187 mm 7.36 in Bolt Circle Diameter : 172 mm 6.77 in Baffle Cutout Diameter : 151.0 mm 5.94 in Depth : 113 mm 4.45 in Flange and Gasket Thickness : 11 mm 0.43 in Air Volume Occupied by Driver : 2.0 dm3 0.07 ft3 Net Weight : 2.7 kg 5.95 lb Shipping Units : 1 Shipping Weight : 2.95 kg 6.5 lb Shipping Box : 221x214x130 mm 8.70x8.43x5.12 in
• For simplified cabinet assembly and efficient thermal transfer to the air. our NS M series of sealed back midranges feature a cast aluminum sealed chassis. high strength neodymium motor. and large internal volume for good low frequency performance. Large voice coils provide power handling. while careful selection of suspension and cone components results in exceptional sensitivity. These dedicated narrow-bandwidth midranges offer the lowest distortion at given output of any midrange available.

---

Specifications

Brand	B&C Speakers
Manufacturer Part Number	6NSM51