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 5855-01-437-6161
NSN 6620-01-578-7561
NSN 2925-01-580-1527
NSN 7035-01-263-1517
NSN 5920-00-773-1282
NSN 5915-01-529-0577
NSN 6650-00-754-2276
NSN 6240-01-437-8991
NSN 2925-01-106-8871
NSN 5999-00-003-8773
NSN 6620-01-567-7456
NSN 5855-01-018-1247