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 5999-01-344-9228
NSN 6610-01-005-4636
NSN 5990-01-254-3197
NSN 5990-01-296-8190
NSN 5996-01-633-2867
NSN 5998-00-227-8504
NSN 5915-01-416-8249
NSN 5905-01-227-5302
NSN 5920-01-010-7101
NSN 6620-00-237-9395
NSN 5925-01-234-7049
NSN 5990-00-334-8836