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 5835-00-540-9669
NSN 5985-00-337-6819
NSN 5920-00-839-5438
NSN 5945-01-148-5405
NSN 6220-00-897-5862
NSN 5990-00-438-0612
NSN 5910-01-592-3861
NSN 6645-00-404-1785
NSN 5855-01-645-5384
NSN 6610-00-925-5064
NSN 5920-01-414-2393
NSN 5960-00-602-9906