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 6135-01-562-6582
NSN 6685-00-659-7831
NSN 5996-01-501-2519
NSN 5925-01-464-1195
NSN 6610-01-521-4974
NSN 5965-01-319-5363
NSN 6620-01-380-0161
NSN 5998-01-009-8750
NSN 4140-01-012-2460
NSN 5996-00-461-8645
NSN 5975-01-016-9493
NSN 5935-00-376-4474