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 5835-00-113-6090
NSN 6110-01-322-6428
NSN 5855-01-376-0363
NSN 6240-00-952-1906
NSN 6685-01-565-7132
NSN 6110-01-521-3195
NSN 5990-01-548-3711
NSN 6145-00-825-2657
NSN 5925-00-280-2273
NSN 5835-01-580-7543
NSN 5935-01-178-4328
NSN 5950-01-602-9673