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 6685-00-054-3956
NSN 5990-00-835-5211
NSN 5965-00-773-9047
NSN 5945-01-167-5147
NSN 5975-01-136-4150
NSN 6320-01-563-8525
NSN 5975-01-226-6531
NSN 5905-00-404-8840
NSN 5996-00-926-7806
NSN 5920-00-067-9115
NSN 5945-00-776-6910
NSN 6620-00-402-6587