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 5985-01-075-6741
NSN 5905-01-496-2698
NSN 5895-01-027-0746
NSN 5925-01-384-2670
NSN 6135-01-437-6409
NSN 5950-00-185-9588
NSN 4140-01-167-7574
NSN 5915-01-629-4204
NSN 5965-01-072-3156
NSN 5905-00-008-9757
NSN 5985-00-419-0342
NSN 5835-01-572-1284