The fibrous tissue of the loofah squash used as a filtering media for marine boiler water.
NSN 5835-01-647-6426
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NSN 6110-00-445-8658
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NSN 6320-01-308-0009
NSN 5905-00-025-7000
NSN 6135-01-205-5965
NSN 5996-00-835-7777
NSN 5990-01-537-1124
NSN 5996-01-088-7074