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 6130-00-828-9350
NSN 5960-01-364-9795
NSN 6320-01-544-6447
NSN 6150-01-487-5225
NSN 6240-01-126-8279
NSN 4140-00-763-6527
NSN 6145-01-659-8485
NSN 5990-00-925-6614
NSN 5835-01-182-1966
NSN 5910-01-013-7107
NSN 6645-00-914-2820
NSN 6220-01-213-6154