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 5920-01-592-3220
NSN 5998-01-103-0228
NSN 5910-01-487-3735
NSN 6220-00-107-1517
NSN 6150-01-632-1443
NSN 5975-01-008-4902
NSN 6610-00-244-2816
NSN 6135-00-027-3914
NSN 7035-01-497-6032
NSN 6685-01-098-5970
NSN 5930-01-100-2100
NSN 5990-00-006-5760