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 5999-01-351-5601
NSN 6620-00-948-6751
NSN 6105-01-463-8557
NSN 6110-01-649-9467
NSN 6650-01-050-8680
NSN 5930-00-905-1092
NSN 5996-01-630-8108
NSN 5996-00-816-9320
NSN 5935-00-622-5824
NSN 6145-01-430-9247
NSN 6135-01-300-8455
NSN 2925-01-570-8065