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 5895-00-805-6837
NSN 6145-01-185-7803
NSN 5975-01-197-1923
NSN 6320-01-607-0347
NSN 5855-00-832-9341
NSN 6645-01-300-5054
NSN 5965-01-426-1707
NSN 6135-01-483-1501
NSN 6150-01-160-8800
NSN 6685-00-100-4753
NSN 5835-01-553-6772
NSN 5975-01-330-8260