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 5975-00-413-0276
NSN 5935-01-171-7093
NSN 6110-01-532-7870
NSN 6135-00-865-4653
NSN 5996-00-622-1546
NSN 5835-00-683-4612
NSN 5996-01-241-0369
NSN 6610-01-572-6625
NSN 5835-00-868-8815
NSN 6685-00-322-0583
NSN 5999-01-616-6389
NSN 5905-01-287-1297