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 6220-01-396-8901
NSN 2925-01-189-4272
NSN 6240-01-142-2963
NSN 5999-01-529-6316
NSN 5905-01-012-4288
NSN 5910-01-221-3511
NSN 5925-01-094-8932
NSN 6645-01-218-5234
NSN 2925-00-604-7487
NSN 6135-01-408-9244
NSN 5835-01-190-0482
NSN 5999-01-112-4751