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 4140-01-464-3231
NSN 6105-01-277-2561
NSN 5905-01-630-2426
NSN 6145-01-022-3150
NSN 5855-01-532-3606
NSN 4140-01-368-2609
NSN 6610-01-592-5945
NSN 5915-00-141-0410
NSN 5920-01-364-0769
NSN 5998-01-500-5979
NSN 5985-01-304-1559
NSN 6145-01-369-8025