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 5910-00-142-0136
NSN 6110-00-910-1314
NSN 5960-00-856-8336
NSN 5905-01-240-7991
NSN 6110-01-399-4899
NSN 5985-01-359-8511
NSN 5905-00-138-1177
NSN 4140-01-286-5632
NSN 7035-01-179-4857
NSN 5965-01-426-8325
NSN 7035-01-026-1171
NSN 5915-00-771-1645