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 5990-00-576-4882
NSN 6645-01-519-2220
NSN 6130-01-068-9250
NSN 6220-01-151-7037
NSN 5945-00-001-8842
NSN 5999-01-607-2530
NSN 5855-01-085-5354
NSN 5920-01-157-9471
NSN 5999-01-475-3082
NSN 5895-01-323-4405
NSN 7035-00-574-4223
NSN 6320-01-198-4024