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 6150-01-054-0310
NSN 6685-01-378-4224
NSN 5855-01-287-6391
NSN 5996-00-900-4001
NSN 6645-01-333-2035
NSN 5915-00-923-1351
NSN 6135-01-437-6409
NSN 5996-00-178-1016
NSN 6320-01-512-2031
NSN 6645-01-409-2003
NSN 6135-00-477-8847
NSN 5996-01-561-2413