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 5910-01-428-6258
NSN 5998-01-067-9359
NSN 4140-00-784-4224
NSN 5855-01-570-9714
NSN 5950-00-152-7803
NSN 5935-01-444-2753
NSN 6685-00-900-0047
NSN 5915-01-227-0918
NSN 5905-01-286-3783
NSN 6105-00-470-0441
NSN 5975-00-835-7753
NSN 2925-01-157-9204