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 5950-00-910-5015
NSN 5925-01-386-3178
NSN 6105-01-458-6175
NSN 5960-01-341-9291
NSN 5965-01-167-8513
NSN 6685-01-232-5882
NSN 5895-01-010-3102
NSN 6130-01-406-5158
NSN 5920-00-828-0148
NSN 5915-01-044-4480
NSN 5905-01-625-8053
NSN 5950-01-399-5421