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 6145-01-333-8191
NSN 5965-01-512-8842
NSN 5965-01-029-5222
NSN 5920-00-099-0826
NSN 6105-01-496-8659
NSN 5996-01-008-8838
NSN 5905-01-313-7175
NSN 4140-01-545-4301
NSN 6220-01-659-9722
NSN 5915-01-322-6245
NSN 6130-00-554-3691
NSN 6620-01-159-4330