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 6220-01-634-0660
NSN 6220-00-981-9184
NSN 5945-01-555-8373
NSN 2925-01-548-6674
NSN 7035-01-176-7523
NSN 5965-00-246-5612
NSN 6610-01-437-2506
NSN 5975-00-636-4910
NSN 6240-00-410-8710
NSN 5945-00-230-3944
NSN 5975-01-624-3685
NSN 5999-01-483-5972