From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Graph plotting leakage against shaft speed from an Acme thread test on B50 rear axle oil seals.
Identifier | ExFiles\Box 111\4\ scan0113 | |
Date | 1st May 1939 | |
ACME THREAD TEST (B50 REAR AXLE OIL SEALS) DIAMETRAL CLEARANCE BETWEEN THREAD & SHAFT .004" LEAKAGE (PTS. PER HR.) SPEED OF SHAFT (R.P.M.) DIRECTION OF ROTATION OF SHAFT REVERSED PRESSURE 30 LBS/[]" DETAILS SCHEME GCD 1340 HOUSING BL 1029 BUSH BL 980 OIL CASTROL XL30 TEMPERATURE 50 C 40 LBS/[]" 30 LBS/[]" 20 LBS/[]" 10 LBS/[]" 2 LBS/[]" BL 2336 SHEET 2 | ||