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).
Blueprint for a 4 inch filler base made from a 'Y' alloy casting.
| Identifier | ExFiles\Box 90a\4\ Scan123 | |
| Date | 16th May 1935 | |
| DESCRIPTION: 4" FILLER BASE. MATERIAL: 'Y' ALLOY CASTING DRAWN BY: SLL. CHECKED BY DATE: MAY. 16. 1935 REVISED OUR No.: P.650. CUSTOMERS No. 3/16" DIA HOLE 3/32"R 5/16"R 1 5/16" 9/16" 1 5/8" 4 5/32" DIA. 4 1/2" DIA x 20 T.P.I. 3 3/8" CRS 4 15/16" DIA. 3/64" 1 1/2"R 4 13/16" DIA. 1" 1/4" 3/16" 5° TAPER 1 1/8" 3/16"R 1/4"R 5 7/16" CEANDESS Ltd., MERRIDALE STREET, WOLVERHAMPTON. | ||