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 6220-00-935-6881
NSN 5930-00-429-7231
NSN 5985-01-502-6298
NSN 6220-01-459-6969
NSN 6135-01-507-1135
NSN 6645-01-212-9474
NSN 5910-01-105-5137
NSN 6685-00-720-3525
NSN 5998-01-254-2777
NSN 6685-00-885-0707
NSN 6110-01-124-1546
NSN 5920-00-420-3917