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 5996-01-275-1733
NSN 5999-00-192-0263
NSN 6220-01-025-6140
NSN 6645-01-441-0937
NSN 5925-00-185-4020
NSN 6105-01-401-5361
NSN 4140-01-106-4456
NSN 5905-01-011-3056
NSN 5855-00-288-1408
NSN 5999-01-367-7944
NSN 6105-01-353-9763
NSN 5925-00-270-6005