A cushion of felt, rubber, or similar material used under a typewriter in order to absorb sound and vibration.
NSN 2925-01-230-8057
NSN 6240-01-455-9853
NSN 6105-01-146-5036
NSN 5915-00-565-5935
NSN 7035-01-219-9476
NSN 6610-01-587-1803
NSN 5999-01-086-7563
NSN 6110-01-365-3923
NSN 6145-01-618-9715
NSN 5930-00-421-8931
NSN 6220-01-136-7820
NSN 6150-01-366-4354