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 6145-01-456-6635
NSN 6110-01-458-4372
NSN 2925-00-977-9956
NSN 2925-01-363-5408
NSN 6220-01-655-5802
NSN 6645-00-084-3859
NSN 5835-00-912-5656
NSN 6240-01-049-2871
NSN 5910-01-461-2975
NSN 6145-00-789-7736
NSN 5945-01-467-1062
NSN 5975-01-343-5918