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 5910-01-090-0453
NSN 5990-01-442-3520
NSN 5975-00-950-0588
NSN 6650-01-361-9336
NSN 5965-01-657-9805
NSN 6610-00-371-5953
NSN 5975-01-569-7193
NSN 5975-00-981-2486
NSN 6645-00-998-2918
NSN 5990-01-443-2931
NSN 6320-00-853-1920
NSN 5915-01-133-5911