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 5925-01-319-0312
NSN 6240-01-439-2670
NSN 5945-01-347-3382
NSN 5985-01-359-2605
NSN 4140-00-862-5644
NSN 6135-00-967-3112
NSN 6145-00-323-6021
NSN 5905-01-486-5555
NSN 5905-00-063-8883
NSN 6220-00-215-0170
NSN 6320-01-006-6138
NSN 5855-01-083-9053