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 5945-00-009-8332
NSN 5895-01-449-6504
NSN 6320-00-593-0379
NSN 2925-00-215-4954
NSN 5835-01-076-4091
NSN 5998-01-488-1237
NSN 5999-00-099-6889
NSN 6645-00-351-8580
NSN 5999-01-305-1835
NSN 6650-00-857-2260
NSN 4140-01-573-7708
NSN 4140-01-534-5450