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 6145-01-355-9475
NSN 5855-00-586-6255
NSN 6105-00-900-8158
NSN 6130-00-935-5589
NSN 5905-00-477-6649
NSN 6130-01-154-6958
NSN 6240-01-379-5779
NSN 6650-01-500-8561
NSN 6145-01-475-0104
NSN 6135-00-866-2311
NSN 6685-01-050-2201
NSN 5915-01-451-4332