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 6610-01-259-1718
NSN 5935-01-051-4432
NSN 5998-00-760-9020
NSN 6650-00-434-0188
NSN 5998-00-112-4956
NSN 5998-01-562-5600
NSN 6610-01-345-9040
NSN 5935-01-389-8889
NSN 2925-00-933-0200
NSN 6645-01-483-1518
NSN 5895-01-245-4240
NSN 6145-01-133-9593