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).
Bearing failure pressure specifications and diagrams for two different bearing lengths.
| Identifier | WestWitteringFiles\P\2July1926-September1926\ Scan031 | |
| Date | 19th July 1926 guessed | |
| contd :- -2- Bearing - inside dia. - 1.400". Shaft speed - 1900 r.p.m. Oil pressure - 25 lbs/sq.in. Length of bearing. | Pressure/sq.in. internal projected area under which the bearing fails. 'A' 2.050 | 830 lbs/sq.in. 'B' 1.200 | 800 " " " Hm{Capt. W. Hallam - Head Repairs}/H.{Arthur M. Hanbury - Head Complaints} A.{Mr Adams} Robotham. | ||