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 5930-01-202-6821
NSN 6685-01-418-6799
NSN 6620-01-555-5218
NSN 5975-00-265-7774
NSN 6645-01-615-8359
NSN 5935-01-247-1421
NSN 5999-00-284-4342
NSN 6240-00-185-2023
NSN 5999-00-043-0303
NSN 6135-00-078-9931
NSN 6320-01-006-6138
NSN 6620-01-605-1465