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 4140-01-391-6462
NSN 5905-01-625-4947
NSN 6145-00-231-7719
NSN 5990-01-448-2751
NSN 5996-01-281-7336
NSN 5998-01-303-6937
NSN 6105-01-366-3140
NSN 5950-00-584-4571
NSN 6685-00-801-7587
NSN 6220-01-455-4768
NSN 6685-01-269-5240
NSN 4140-01-347-6503