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 5930-00-941-8348
NSN 6650-01-222-1749
NSN 6135-01-196-7399
NSN 4140-01-361-9198
NSN 6645-01-476-8013
NSN 5925-01-602-9311
NSN 5855-00-782-7714
NSN 5835-01-629-2044
NSN 6620-01-444-4048
NSN 5965-01-590-5485
NSN 5905-00-142-4698
NSN 5835-00-170-5238