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 5998-00-311-1018
NSN 5965-01-230-2350
NSN 6110-01-329-1672
NSN 5930-00-584-4563
NSN 6135-01-046-6803
NSN 6320-00-994-0179
NSN 7035-01-332-9582
NSN 5975-00-965-6909
NSN 6150-01-067-6438
NSN 5999-01-088-2364
NSN 5895-00-799-3767
NSN 5975-01-617-3769