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 6220-01-169-6478
NSN 5855-00-156-5489
NSN 5915-01-464-4446
NSN 6620-00-153-0982
NSN 5996-00-201-3763
NSN 5985-01-623-3850
NSN 6610-01-123-7292
NSN 5925-00-594-0840
NSN 6145-01-113-1363
NSN 5935-01-189-7536
NSN 5996-01-502-7877
NSN 5960-01-399-4327