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 6685-01-247-2447
NSN 6105-00-353-8153
NSN 5905-00-494-1817
NSN 5855-01-224-7975
NSN 5930-01-245-8636
NSN 5910-01-602-9296
NSN 5935-01-006-6549
NSN 4140-00-910-0295
NSN 2925-01-217-5889
NSN 5999-01-226-8332
NSN 5910-01-422-1699
NSN 6240-01-097-8689