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 5925-01-100-0970
NSN 6685-01-632-6871
NSN 6645-00-716-8049
NSN 5915-01-043-5889
NSN 5999-00-034-5130
NSN 6650-00-134-5130
NSN 5915-00-549-1098
NSN 6220-00-195-2019
NSN 6645-01-127-1793
NSN 6220-01-401-5337
NSN 6135-01-230-4399
NSN 5905-01-072-7510