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 5905-01-139-4377
NSN 6320-01-454-1965
NSN 5985-01-599-6313
NSN 5905-01-481-4455
NSN 6110-00-005-7878
NSN 6240-01-190-9523
NSN 5950-00-622-0025
NSN 5998-01-508-0367
NSN 6110-01-376-2260
NSN 6650-00-391-8404
NSN 6645-00-426-3719
NSN 6240-01-028-9194