BSA

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BSA

Acronym for the Birmingham Small Arms Company. A motorcycle manufactured in Britain from 1919-72.

BSB thread

Abbreviation for British Standard brass thread

B-screw

Sheet metal screw with a blunt point with more threads per inch and smaller thread depth than type-A screws

BSF

Acronym for British Standard Fine

BSFC

Acronym for Brake Specific Fuel Consumption -- the ratio of the engine fuel consumption to the engine power output (as measured at the flywheel). BSFC has units of grams of fuel per kilowatt-hour (g/kWh) or pounds mass of fuel per brake horsepower-hour (lb/bhp-hr). BSFC is a measure of engine efficiency.

BSI

Acronym for British Standards Institution

BSP thread

See

• British Standard Pipe thread

BSS

Abbreviation for British Standard specification

BSV

Acronym for Backfire Suppressor (Ford)

BSW

Acronym for British Standard Whitworth

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