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 6105-01-428-7811
NSN 5905-00-493-6592
NSN 5935-01-112-0337
NSN 5925-00-990-8087
NSN 2925-01-466-0892
NSN 6105-01-074-3588
NSN 5975-00-753-6864
NSN 5930-00-041-1387
NSN 5998-01-413-0990
NSN 6685-00-053-5558
NSN 6150-00-796-7826
NSN 5855-00-494-9581