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 5950-01-300-2647
NSN 5960-01-106-3086
NSN 6650-01-045-5494
NSN 5925-01-057-7559
NSN 5935-01-543-5275
NSN 6220-01-335-9702
NSN 5920-01-394-5003
NSN 6130-01-041-2574
NSN 5999-01-085-6244
NSN 5996-01-151-1611
NSN 6685-01-148-3611
NSN 5935-00-300-0176