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 6240-00-071-1280
NSN 5999-00-361-0383
NSN 5996-01-348-9844
NSN 6650-01-173-5651
NSN 5835-01-214-5402
NSN 5905-00-051-1378
NSN 7035-01-509-1381
NSN 6145-01-152-3534
NSN 5895-01-381-2532
NSN 6650-01-543-3349
NSN 2925-01-416-6927
NSN 4140-01-624-1218