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 5960-00-427-9650
NSN 6685-01-437-8880
NSN 5998-00-189-0350
NSN 6645-01-280-5395
NSN 6240-00-296-0488
NSN 6610-00-057-3601
NSN 6610-01-596-3254
NSN 5925-01-569-2268
NSN 5990-01-157-0441
NSN 7035-00-153-3826
NSN 6150-00-293-5293
NSN 5998-01-623-8123