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 5905-01-240-0170
NSN 5996-01-487-6811
NSN 6145-01-448-9332
NSN 5975-01-506-7101
NSN 5990-01-200-7460
NSN 5990-01-101-7602
NSN 6320-00-676-9387
NSN 5999-01-652-5282
NSN 6240-00-244-0483
NSN 6110-01-394-8723
NSN 5925-01-551-2824
NSN 6685-01-207-1412