A cushion of felt, rubber, or similar material used under a typewriter in order to absorb sound and vibration.
NSN 5835-01-352-7211
NSN 6110-00-510-8155
NSN 5895-00-498-8615
NSN 4140-01-029-7884
NSN 6135-00-375-6861
NSN 5895-01-478-5838
NSN 6650-01-648-3903
NSN 5905-01-541-7636
NSN 5905-01-589-7126
NSN 5975-01-417-2996
NSN 6685-00-491-1101
NSN 6645-00-739-6718