DEFSTAN 93-22/1(1984) : 1984
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
BUTYL RUBBER, BLACK, TYPE MD
Hardcopy , PDF
12-09-2003
English
01-01-1984
Specifies Type MD black butyl rubber mix for manufacture of moulded items eg., ear pads on headgear assemblies.
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