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 6645-00-256-4072
NSN 6620-00-635-2417
NSN 5920-01-593-9962
NSN 5945-00-477-0082
NSN 5855-01-323-5394
NSN 6240-00-681-2795
NSN 5935-01-217-9809
NSN 5998-01-470-6716
NSN 5990-01-529-7307
NSN 4140-01-390-6348
NSN 5985-00-719-5080
NSN 6685-01-049-3726