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 5915-01-286-7771
NSN 5930-00-398-7477
NSN 6150-00-403-7332
NSN 6240-00-915-1705
NSN 6685-00-003-6291
NSN 5925-00-458-6973
NSN 5925-01-035-3151
NSN 2925-01-144-7106
NSN 5965-01-537-0023
NSN 6240-01-049-8934
NSN 5975-01-358-6418
NSN 7035-00-529-3128