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 6645-01-435-4073
NSN 5950-00-839-0865
NSN 5990-01-133-0351
NSN 6685-00-697-1309
NSN 6135-01-423-7502
NSN 6130-01-487-4136
NSN 5935-01-366-4549
NSN 5999-00-972-7321
NSN 6610-00-244-2816
NSN 5990-00-136-4182
NSN 5910-01-421-3743
NSN 2925-00-284-1534