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 5945-00-290-1779
NSN 6135-01-142-6456
NSN 5905-01-533-2177
NSN 6645-01-036-5027
NSN 6150-01-311-1637
NSN 5895-01-468-3474
NSN 5915-01-519-5202
NSN 6645-01-295-4373
NSN 6110-01-270-0814
NSN 5950-01-652-3667
NSN 5910-00-734-9028
NSN 4140-00-985-8202