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 6220-01-104-5075
NSN 5985-01-620-9359
NSN 5985-01-531-2815
NSN 5965-01-444-1322
NSN 5855-00-482-9876
NSN 5920-01-426-0516
NSN 6130-01-556-2202
NSN 6620-01-618-9854
NSN 6685-01-498-3979
NSN 5985-00-251-3458
NSN 6645-01-138-9099
NSN 7035-01-578-2067