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 5960-01-291-0479
NSN 5965-01-542-8510
NSN 4140-00-114-5225
NSN 5999-00-099-6889
NSN 6685-00-130-8768
NSN 5999-00-335-1485
NSN 5999-01-218-7148
NSN 5905-00-225-8661
NSN 5920-01-151-9117
NSN 5975-00-545-3548
NSN 5990-01-490-5614
NSN 6645-01-212-9474