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 4140-01-076-9775
NSN 6610-01-476-7412
NSN 5965-00-617-5731
NSN 6610-01-195-3497
NSN 6320-01-422-1212
NSN 2925-01-599-1901
NSN 6650-01-647-9153
NSN 6240-01-177-6386
NSN 5835-01-033-5185
NSN 5855-01-075-1292
NSN 6685-00-925-2862
NSN 5990-01-571-7468