A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-00-226-2270
NSN 6610-00-631-0475
NSN 6105-01-383-2139
NSN 6145-01-023-7312
NSN 5996-01-464-0548
NSN 5996-00-965-5261
NSN 5998-01-647-7053
NSN 5996-01-147-6054
NSN 5905-00-657-4617
NSN 5996-01-438-7529
NSN 5905-01-314-7221
NSN 6685-01-611-3367