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 6220-00-111-3188
NSN 5905-00-224-3616
NSN 6220-01-189-7990
NSN 5960-01-599-9821
NSN 5965-01-301-2553
NSN 6645-01-535-7136
NSN 5855-01-100-3272
NSN 5975-00-067-5236
NSN 6620-00-229-2728
NSN 5965-01-215-0993
NSN 2925-01-441-8958
NSN 4140-00-824-6053