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 5945-00-969-5642
NSN 6135-01-528-6896
NSN 5965-01-479-5620
NSN 5925-01-390-3147
NSN 4140-01-327-3241
NSN 5990-00-124-2556
NSN 6130-00-984-5221
NSN 6645-01-152-5207
NSN 5895-00-433-6860
NSN 6220-01-266-2341
NSN 5985-00-144-8167
NSN 2925-01-575-3192