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 4140-01-412-6108
NSN 6320-01-512-2031
NSN 5950-01-023-7692
NSN 6145-00-925-2004
NSN 5855-01-100-3272
NSN 6150-01-419-6761
NSN 6650-01-097-6814
NSN 7035-01-027-3510
NSN 5998-01-285-0444
NSN 6685-01-373-5767
NSN 6135-01-089-4888
NSN 6130-00-270-5533