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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).
Comparing the weights of front axle and brake components.

Identifier  ExFiles\Box 22\1\  Scan271
Date  17th September 1925
  
EXPERIMENTAL REPORT.
Expt. No. X4214
REF: Hs{Lord Ernest Hives - Chair}8/LG17.9.25.

To R.{Sir Henry Royce} from Hs.{Lord Ernest Hives - Chair}
c. to CJ. BJ.
c. to RG.{Mr Rowledge} E.{Mr Elliott - Chief Engineer}
c. to BA. BY.{R.W. Bailey - Chief Engineer}
c. to Wor.{Arthur Wormald - General Works Manager}

COMPARATIVE WEIGHTS OF FRONT AXLE COMPONENTS.

Below are comparative weights of front axle and brake parts :-

| DESCRIPTION. | T. series. Silver Ghost. lbs.ozs. | New PhantomCodename for PHANTOM I. lbs.ozs. | Hispano. lbs.ozs. |
|---|---|---|---|
| AXLE - stripped of all parts. | 34 15 | 62 14 | 51 11 |
| PIVOT (N.S.) stripped. | 8 0 | 11 9 | 10 8 |
| " (O.S.) " | 8 2 | 12 1 | 10 6 |
| PIVOT PIN. | 1 10 | 1 5¼ | 1 7 |
| SIDE STEERING LEVER. | 1 15 | 3 1 | 6 8 |
| CROSS STEERING LEVER. | 2 3 | 3 11 | 3 0 |
| CROSS STEERING TUBE - complete. | 6 11 | 9 6 | 9 1 |
| BRAKE CARRIER PLATES - complete with bearings, fulcrum pin etc. | | 9 5 | 5 8 |
| BRAKE ACTUATING MECHANISM. - complete with pull rods etc. | | 3 2 | 3 7 |
| BRAKE DRUMS - stripped. | | 14 2 | 17 13 |
| BRAKE SHOES - with Ferodo. | | 3 1 | 3 4 |
| BALL BRGS. IN HUB (large) | | Hof:No.350 2 15 | 2212A Scef 2 11 |
| BALL BRGS. IN HUB (small) | | Hof:No.340 1 10 | No.22 RBF 1 2 |

contd :-
  
  


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