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 6145-01-473-5599
NSN 6135-00-027-3914
NSN 6650-00-186-5966
NSN 5925-00-944-3848
NSN 6240-00-891-8586
NSN 5905-01-255-6134
NSN 5999-01-428-2899
NSN 5855-01-463-1315
NSN 5925-01-131-2272
NSN 6650-00-077-0638
NSN 5910-01-629-4245
NSN 6685-01-344-4183