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 5855-01-484-9948
NSN 6145-01-634-0388
NSN 5998-00-299-2740
NSN 6135-01-570-1980
NSN 6685-01-087-9081
NSN 6105-01-417-6277
NSN 6150-01-254-2764
NSN 5990-00-114-1570
NSN 5915-00-826-3457
NSN 6145-00-471-3975
NSN 5945-00-119-0864
NSN 5930-01-535-0280