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 5998-00-470-1627
NSN 6645-01-213-8236
NSN 5925-00-816-9929
NSN 5895-01-532-9653
NSN 5835-00-264-0946
NSN 5905-01-060-9926
NSN 5945-01-210-7200
NSN 6240-00-767-2389
NSN 6645-00-663-8111
NSN 6135-01-096-1452
NSN 5915-01-150-8073
NSN 5985-01-646-7976