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 5950-01-412-3062
NSN 5910-01-408-5589
NSN 5835-01-486-4191
NSN 6240-01-479-2338
NSN 6320-01-006-6138
NSN 5835-01-364-6830
NSN 5996-01-630-6436
NSN 4140-01-462-0268
NSN 6645-01-602-8275
NSN 5920-00-243-2023
NSN 5930-00-430-2246
NSN 5990-01-231-1214