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 5925-01-634-0664
NSN 5920-01-369-8588
NSN 5950-00-273-4003
NSN 6685-01-592-6448
NSN 5910-01-245-9520
NSN 6685-00-432-3576
NSN 5950-00-929-3699
NSN 4140-01-659-8812
NSN 5998-00-378-4096
NSN 5935-01-466-1505
NSN 5945-01-227-6922
NSN 5920-01-246-5420