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 5990-01-465-9235
NSN 5910-00-233-6104
NSN 5930-00-263-5217
NSN 5996-00-106-3915
NSN 4140-01-056-4453
NSN 5945-00-999-4986
NSN 5999-01-485-3562
NSN 5925-01-423-0079
NSN 5999-01-088-7539
NSN 6685-01-142-3201
NSN 6610-01-619-9156
NSN 5999-01-650-3566