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 5945-01-191-4719
NSN 5985-01-435-5737
NSN 6620-01-624-3933
NSN 6620-00-172-9222
NSN 5965-01-316-4429
NSN 5985-01-263-6603
NSN 5985-00-277-7371
NSN 5985-01-029-2405
NSN 6685-01-446-6164
NSN 5930-00-900-9807
NSN 6105-00-105-2443
NSN 5835-01-035-9345