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 6645-01-123-9277
NSN 5950-01-296-2343
NSN 6145-00-350-6657
NSN 6645-00-148-8081
NSN 5925-01-069-2201
NSN 6105-00-863-3160
NSN 6620-01-494-3739
NSN 5965-01-393-5584
NSN 5910-01-651-1625
NSN 5905-01-643-7284
NSN 6150-01-495-8187
NSN 6240-01-231-4184