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 5835-01-286-6499
NSN 6135-01-190-2628
NSN 5950-01-476-3236
NSN 6320-01-578-6006
NSN 5905-01-462-0575
NSN 5996-01-417-2874
NSN 5975-01-487-4379
NSN 6610-01-421-0732
NSN 6220-01-076-5345
NSN 6220-01-643-6953
NSN 7035-01-420-5404
NSN 5935-00-885-1010