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 6610-01-466-6338
NSN 5930-00-627-9261
NSN 6685-00-153-0266
NSN 5960-01-450-8539
NSN 5835-00-187-1481
NSN 6620-01-132-1776
NSN 5990-00-254-4825
NSN 6135-01-604-6972
NSN 2925-01-191-9668
NSN 5855-01-631-8430
NSN 5960-00-978-7435
NSN 6135-01-575-8362