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 6320-00-593-0379
NSN 5990-01-419-0661
NSN 5895-01-225-8658
NSN 6610-01-252-8201
NSN 6650-00-110-9186
NSN 6650-01-535-1764
NSN 5925-01-204-3363
NSN 5985-00-364-7835
NSN 5975-00-893-1324
NSN 6645-01-485-3517
NSN 6145-00-448-8264
NSN 6110-01-027-1172