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 4140-01-249-1388
NSN 5920-00-149-0013
NSN 6150-01-053-6289
NSN 4140-01-364-1356
NSN 6685-00-492-8043
NSN 5999-01-012-0414
NSN 6130-00-232-3472
NSN 5835-01-214-5402
NSN 6645-00-155-2398
NSN 7035-01-145-5059
NSN 6240-00-891-7612
NSN 6240-01-533-7305