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 6240-01-444-1673
NSN 6220-00-541-8515
NSN 5985-00-555-8814
NSN 6105-01-118-4705
NSN 5905-01-105-1240
NSN 5855-01-558-4532
NSN 6145-01-287-7688
NSN 5835-01-106-1456
NSN 5965-01-078-6776
NSN 5998-01-472-2209
NSN 5935-00-721-1677
NSN 6220-00-409-4304