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 5920-00-808-0037
NSN 5835-00-447-1924
NSN 6220-00-054-3668
NSN 5965-01-424-4922
NSN 4140-00-172-1804
NSN 5935-01-182-9634
NSN 6145-01-602-9331
NSN 6685-01-496-9994
NSN 5835-01-149-6855
NSN 5910-00-054-4561
NSN 2925-01-384-4139
NSN 5998-00-490-1374