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 6220-01-027-1294
NSN 5920-00-621-6601
NSN 6650-00-126-3002
NSN 5910-01-387-9064
NSN 5950-01-309-9304
NSN 6220-01-141-8200
NSN 6110-01-290-8801
NSN 6130-01-088-7232
NSN 5965-00-923-6824
NSN 5895-01-031-1296
NSN 5920-01-481-3400
NSN 6130-01-643-5813