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 5910-00-942-3831
NSN 5990-01-024-9659
NSN 6685-01-578-0967
NSN 5990-01-583-2870
NSN 5996-01-283-6729
NSN 4140-00-989-3257
NSN 6145-00-020-6708
NSN 6130-00-318-9246
NSN 5990-01-332-3623
NSN 5935-01-127-5848
NSN 5975-01-031-9615
NSN 6610-01-218-2937