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 5990-01-433-3786
NSN 5950-01-243-6852
NSN 5915-01-507-7490
NSN 7035-00-018-0350
NSN 5905-01-415-0869
NSN 5855-01-100-3272
NSN 6685-00-379-4652
NSN 6240-00-767-2389
NSN 5998-00-630-9384
NSN 6650-00-854-0265
NSN 5999-01-634-0576
NSN 6645-01-592-2557