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 5895-01-652-6257
NSN 5975-00-823-0979
NSN 5835-01-168-6256
NSN 5996-01-088-5611
NSN 6130-01-346-2971
NSN 5985-01-511-2992
NSN 6650-01-555-8819
NSN 6110-01-478-7460
NSN 5950-01-622-7758
NSN 5990-00-106-6609
NSN 5920-01-142-0039
NSN 5996-01-628-8624