pk_test_51NPihrD2Glr2YKtWirjF3a8nYpJhqiIc5FtfkHOkQbmuHzR4mas8psFK1RiUyuDaY4S1pw5zUVQAayfCmU8wdN4o00kus9h4rd
Pinions and rack used on some stock barometers. L- leaves P=pitch followed by diameter sold per inch