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 5930-00-981-5767
NSN 6240-01-110-8265
NSN 5998-01-592-6823
NSN 6685-01-350-3451
NSN 6220-00-601-3458
NSN 7035-01-238-9301
NSN 5915-00-342-8146
NSN 6645-01-307-8203
NSN 5999-00-866-1112
NSN 6320-01-578-6006
NSN 5996-01-633-7979
NSN 5930-01-149-1989