A cushion of felt, rubber, or similar material used under a typewriter in order to absorb sound and vibration.
NSN
NSN 5910-01-433-5794
NSN 6645-00-406-2564
NSN 5998-01-161-1687
NSN 5895-01-428-9101
NSN 5895-01-521-2646
NSN 5975-01-429-4973
NSN 6150-00-089-6105
NSN 6130-00-844-2043
NSN 6145-00-683-5353
NSN 5965-00-983-1815
NSN 5990-00-959-3312