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).
Specification sheet detailing parts such as rear brakes, hubs, servo motors, frames, and bumpers.
| Identifier | ExFiles\Box 109\1\ scan0154 | |
| Date | 31th July 1939 | |
| SPECIFICATION Specification No.SW.60/7. Issue No. 1. Sheet No. 7. | Sec.No. | Title. | Description. | Design No. | Dtls.iss. LOP.No. | Remarks. | |---------|------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------|----------------------------|----------------------------------------------------------------------------------------------------------------------------| | 6130 | Rear Brakes. | Cast Iron Drums. V G.90 Linings. | | GB.4793 | Except for Pull Rods. | | 6150 | Rear Brake Equal.Gear. | Standard B.V. | | GB.4435 | | | 6170 | Rear Hubs. | Steel Wheel. 7.500 Tyre 16.000 x 5.5 Rim. To suit Semi-floating Axle. Wheel No. GB.4011. | GCD.822. GCD.1259. | | New L.O.P.required. Similar to GB.4796 except for Wheels. | | 6180 | Servo Motor. | To suit Hydraulic Front Brakes and Rod Operated Rear Brakes. | GCD.1375. GCD.1339. | GB.5103. | 30º Cams. V.G.Linings. | | 6181 | Hydraulic Master Cylinder. | LockHeed Type. | | GB.5104 | New Link Required. | | 7000 | Frames and Fittings. | Bent Front Pan.High Front Mounting. .104 Material Generally as B.V.except for increased Wheel Base and rear Crossmember to suit 22 Gallon Petrol Tank to Servo Operated Hydraulic Master Cylinder. | PD.451. GCD.1339. | FW.1862. FW.1789. Frame makers. | Modified to suit 56" Springs. Mod.to suit fitting of D.W.S.Portable Hydraulic Jacks in accordance with memo BY/HEB.{H. Biraben}1/WB.{Mr Brazier/Mr Bell}31.7.39. | | 7001 | Wing Stays. | Wing Stay to Remainder of parts as B.V. | PD.483 | | Not Detailed. | | 7008 | Front Bumpers. | Bumper Fixing to suit D.W.S.Hydraulic Jacks. Std. B.V. Brackets with special Bumpers. | PD.465 | FW.1987. | See BY/HEB.{H. Biraben}1/WB.{Mr Brazier/Mr Bell}29.7.39. | | ||