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 6320-00-242-3300
NSN 4140-01-102-7798
NSN 6685-01-284-4540
NSN 4140-01-172-4535
NSN 5960-01-399-4327
NSN 6320-01-554-0901
NSN 6145-01-211-6135
NSN 5950-00-222-4745
NSN 6110-01-073-6117
NSN 6610-00-681-0590
NSN 5960-00-998-4324
NSN 5910-01-632-7252