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 5905-01-494-9619
NSN 6150-00-915-1935
NSN 5935-01-494-0348
NSN 6110-01-327-6306
NSN 5960-01-498-0572
NSN 5996-01-411-7225
NSN 2925-01-577-0004
NSN 6135-01-449-0625
NSN 5905-00-982-4151
NSN 5999-01-380-5958
NSN 6240-00-043-0269
NSN 6320-00-977-3930