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 5930-00-252-1697
NSN 6645-01-373-5876
NSN 6220-01-439-3490
NSN 6220-01-172-1277
NSN 4140-00-757-5270
NSN 5910-01-188-6858
NSN 6320-01-567-9792
NSN 7035-00-079-7189
NSN 5985-01-468-6482
NSN 5950-01-235-4442
NSN 5990-01-449-7090
NSN 2925-00-964-7128