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 5835-01-432-1277
NSN 5999-01-158-9129
NSN 6610-01-094-4524
NSN 5905-01-401-5325
NSN 6685-01-422-1181
NSN 5975-01-524-6223
NSN 6135-01-142-2417
NSN 5950-01-632-1579
NSN 6645-00-678-9656
NSN 6240-00-947-2006
NSN 6685-01-200-4652
NSN 5999-00-845-2702