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 5996-01-141-5435
NSN 4140-01-591-4012
NSN 5996-01-344-6470
NSN 5925-01-301-6698
NSN 5920-01-654-4440
NSN 6130-00-492-9473
NSN 6135-01-420-5907
NSN 5855-01-218-3735
NSN 5910-01-041-4737
NSN 5985-00-926-8659
NSN 5925-01-175-6082
NSN 5975-00-927-9538