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 5895-01-634-0630
NSN 5920-01-126-4741
NSN 6145-00-500-5679
NSN 5996-01-483-6564
NSN 2925-01-384-4139
NSN 6645-00-616-1289
NSN 7035-01-241-8869
NSN 5895-00-455-8952
NSN 6105-01-304-7249
NSN 6150-00-821-7576
NSN 5945-01-499-3322
NSN 2925-01-466-0892