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 5985-01-519-3633
NSN 6135-01-422-1440
NSN 5996-01-295-6499
NSN 5990-01-568-5565
NSN 6110-00-381-7889
NSN 5910-01-188-8442
NSN 6685-01-147-4532
NSN 6620-01-542-5569
NSN 5930-00-484-5792
NSN 5920-01-483-2649
NSN 5950-01-502-9565
NSN 5996-00-911-1789