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 5855-00-361-0167
NSN 5945-00-076-3031
NSN 7035-01-314-7559
NSN 5945-00-998-4315
NSN 6240-01-069-2688
NSN 6685-01-197-7386
NSN 5996-00-928-3182
NSN 6320-00-456-0836
NSN 6685-01-279-0647
NSN 5930-01-412-0254
NSN 5925-01-092-4244
NSN 6650-00-064-7199