John Breed, Diary and Training diary, item 113
Transcription
Transcription history
-
Note
The Mark IV fuze is made of aluminum, except
when otherwise stated and consists of the following principal
parts;
Body with brass ring, top and bottom composition
rings, two waterproofed cloth washers, cap with set screw,
base plug, time and percussion arrangements, and brass
cover.
The lower portion of the body is screwed to receive a holder
for the percussion arrangement, and the upper portion forms
a stem containing the time detonator pellet and its stirrups
springs. The shoulder or flange of the body is fitted with
a brass ring, to the lower part of which the lugs cover is
screwed.
The upper part of the brass ring is graduated from 0 to 22
each graduation being divided into 10 parts; a square
notch is cut for the No 14 Mark II fixing key, and a small
cross to denote safety point. A recess is turned on the
under side of the brass ring to fit over the nose of the shell
and is provided with a better washer soaked in mineral
jelly
A pin is screwed into the lower time ring to form a
P.T.O
Description
Save descriptionLocation(s)
- ID
- 17035 / 198352
- Contributor
- Mrs Jean Hanby
- Western Front
- Artillery
- Trench Life
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