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 6220-00-541-8515
NSN 5905-01-360-7442
NSN 6135-00-983-9187
NSN 6685-01-027-0721
NSN 5905-00-564-1032
NSN 6220-01-238-7815
NSN 2925-01-014-0118
NSN 5910-01-487-0658
NSN 5996-01-433-2265
NSN 6650-01-271-4893
NSN 5950-00-784-0754
NSN 5855-01-236-6987