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 6135-00-170-8819
NSN 5999-01-165-2766
NSN 5925-01-575-7586
NSN 5985-01-201-1271
NSN 6620-00-062-4746
NSN 6240-01-576-6328
NSN 6240-01-474-6914
NSN 5999-00-245-7239
NSN 5965-01-197-6924
NSN 7035-01-026-0117
NSN 6320-01-287-0540
NSN 5985-01-466-0644