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 5910-01-144-2233
NSN 6220-01-617-2666
NSN 6320-01-093-5738
NSN 5855-00-256-5562
NSN 6610-01-110-3802
NSN 5920-01-417-3142
NSN 6135-01-630-7662
NSN 5960-00-195-4448
NSN 5975-00-494-7519
NSN 5950-01-229-3601
NSN 5960-01-413-3877
NSN 5835-01-123-8305