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 5905-01-538-3687
NSN 5950-01-399-0509
NSN 6645-00-226-2270
NSN 5910-01-551-1193
NSN 5905-00-227-0117
NSN 5945-01-143-4623
NSN 5990-00-862-3271
NSN 5925-01-354-9726
NSN 6685-01-183-9937
NSN 5905-01-246-8896
NSN 5910-00-294-3329
NSN 5920-00-247-9815