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 6145-00-316-2608
NSN 6105-00-195-1273
NSN 6105-00-007-3365
NSN 6685-01-168-8194
NSN 6135-00-110-1981
NSN 6685-01-586-8742
NSN 5950-01-455-8226
NSN 6320-00-456-0836
NSN 5910-01-418-0991
NSN 5935-00-004-3895
NSN 5990-00-093-4603
NSN 6135-00-377-9165