List of amendments to parts F.7031, F.7501, and F.4109, concerning frames, fittings, wiring, and a pivot pin.
| Identifier | ExFiles\Box 18\6\ Scan052 | |
| Date | 26th April 1917 guessed | |
| -5- F.7031 - Frames & Fittings L.O.P. Sheets 1 & 2. (Sec:7000).- Sheet 1.- K. {Mr Kilner} 109. 2 B.A. Bolt added. Sheet 2.- K.4006 - 2 B.A. Nut added. K.4404 - 2 B.A. Washer added. K.9006 - 2 B.A. Split Washer added. REASON.- D. {John DeLooze - Company Secretary} O. {Mr Oldham} addition. F.7501 - Wiring L.O.P. Sheet 1. (Sec: 7360).- K.111 - 2 B.A. Bolt deleted. REASON.- D. {John DeLooze - Company Secretary} O. {Mr Oldham} revision. F.4109 - Front Axle Pivot Pin. (Sec: 7040).- (1) Line A.A. added & end view sectioned & called Sec.on A.A. full line added to show difference in diameters here a .050 rad. added. +25 (2) Shoulder altered from 1.250 dia. to 1.248 dia. -15 -10 (3) Pin hole .187 from end re-dimensioned as 5.253 from shoulder. +5 (4) ±2° added to 60° ct.'sk. at bottom of pin. (5) Limit for .687 flat altered from ±5 to -10. (6) -5 limit added to .016 rad. on the plain dia. at bottom of screwed portion. (7) "S" denoting "to be left soft" added to thread. (8) This note added.-"Depth of case hardening .035 to .045. (9) Limit on dim. 5.253 altered from ±2 to +3. (10) Top dia. of thread altered from .748 to .741. -1 -4 -Contd- | ||
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).