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 5915-00-144-5548
NSN 5960-01-380-0885
NSN 5998-01-521-3485
NSN 5905-00-501-8513
NSN 5935-01-262-3518
NSN 5945-01-215-1190
NSN 6645-01-034-6037
NSN 6135-01-608-3470
NSN 6645-01-333-9336
NSN 4140-01-212-8286
NSN 5905-01-634-0595
NSN 6240-00-006-3725