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 6135-01-056-4609
NSN 6110-01-385-5413
NSN 5855-00-962-5792
NSN 2925-01-562-1663
NSN 5835-01-604-7489
NSN 6145-01-425-0491
NSN 6110-00-456-2058
NSN 6645-00-664-4665
NSN 6650-01-425-7362
NSN 5999-01-228-7170
NSN 5975-01-244-9320
NSN 5975-01-660-5688