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 6685-01-607-5577
NSN 6620-01-378-5579
NSN 5945-01-050-9363
NSN 2925-01-540-5539
NSN 6240-01-633-9357
NSN 6130-01-292-3835
NSN 5965-00-161-0094
NSN 4140-01-119-8106
NSN 2925-01-368-5773
NSN 5945-01-552-2199
NSN 6240-01-252-9374
NSN 5999-00-917-3508