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 revision for the Kestrel F.S.6 Cylinder Unit No.2, detailing changes to valves, fittings, and cylinders.
| Identifier | ExFiles\Box 54\4\ Scan153 | |
| Date | 28th July 1933 | |
| To Hs. {Lord Ernest Hives - Chair} from RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 84659. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 6/AP.28.7.33. Kestrel F.S.6 Cylinder Unit No.2. Specification of the above Engine issued in RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 9/AP.30.5.33. is revised as follows:- Work Carried Out On Test Bed.19.7.33. Previous Specification. Valves & Fittings LOP.E.40218. Complete as shown in RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 9/AP.30.5.33. Removed. Cylinders LOP.E.41224. Detachable head type. Complete as shown in RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 9/AP.30.5.33. Removed. Revised Specification. Valves & Fittings LOP.E.40218. DES.1545. New, complete to the above LOP & scheme. 12-E.28651/1 Inlet Valve-S/SLV 12-E.38330 Exhaust valves - salt cooled - S/SLV. 24-E.38324 Valve springs - outer. 24-E.38325 Valve springs - inner. Cylinders LOP. E.40795- DES.1810-1845-1957. New, complete to the above LOP. and schemes. E.39720 Cyl.Block "A" side. modified to E.40791 incorporating 3 water inlets on Exh. side as shown on DES.1810-1845. 2-E.40737 Liners-S/HC-Spring loaded gland type. 2-E.40738 Liners-S/HC-Spring loaded gland type. 12-E.40401 Inl.Valve guides-BL.3. 12-E.38332 Exh.Valve guides-B2/FC. 6-E.40407 Rubber Joint ring-DIY/10-9.8.c.c.s. 1-E.41152 Side Water pipes incorporating water inlet connection as shown on DES.1957. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} | ||