On 11/29/2014 12:31 AM, Nigel Williams wrote:
  I have some of these DEC SBB module drives, but the
foam has gone
 crumbly, wondering if it is ok to remove the foam and operate without
 it?
 
http://images.esellerpro.com/2131/I/842/7/100_2665.JPG
 
Of course.  It's just noise reduction.
- J.