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 5960-01-552-8601
NSN 6130-01-646-8403
NSN 2925-01-306-4228
NSN 6220-00-300-0807
NSN 5999-01-254-2288
NSN 2925-01-659-8436
NSN 5996-01-310-2986
NSN 5920-01-463-3927
NSN 6130-01-496-6456
NSN 6650-01-187-5937
NSN 5905-00-455-8498
NSN 6220-01-209-9972