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 5998-01-448-0122
NSN 6320-00-925-0558
NSN 6145-01-243-0123
NSN 4140-01-599-3244
NSN 6645-01-073-5302
NSN 6685-01-276-3027
NSN 2925-01-211-3294
NSN 6610-01-615-0979
NSN 5990-01-242-9653
NSN 5935-00-253-0773
NSN 7035-00-020-2227
NSN 6620-01-371-1655