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 5945-00-922-0031
NSN 5905-00-557-9100
NSN 6130-00-227-7798
NSN 6650-01-364-0299
NSN 7035-01-510-3876
NSN 6685-00-871-7293
NSN 6150-01-226-3375
NSN 5895-01-317-1192
NSN 6650-00-890-0480
NSN 5835-01-601-4411
NSN 5855-01-100-3272
NSN 5950-01-463-5697