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 5999-01-548-5397
NSN 5965-01-005-6617
NSN 6105-01-133-4148
NSN 6130-00-160-9478
NSN 5910-00-227-0848
NSN 5925-00-752-8292
NSN 6650-01-627-1480
NSN 5835-01-622-2556
NSN 6130-01-243-2553
NSN 5999-01-136-1079
NSN 5925-01-277-1980
NSN 5985-01-031-6975