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.
NSN 5895-01-449-0364
NSN 6135-01-215-1245
NSN 5990-01-104-6703
NSN 6220-01-279-9524
NSN 6685-01-143-7722
NSN 6685-01-279-1994
NSN 5945-01-016-8529
NSN 5998-00-212-4406
NSN 6220-01-152-9923
NSN 5985-01-391-6256
NSN 5960-01-170-4057
NSN 2925-01-064-3729