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 6130-01-013-5538
NSN 5895-01-100-4356
NSN 6220-00-506-1301
NSN 5925-01-113-7793
NSN 6150-01-144-0103
NSN 5835-01-010-3103
NSN 7035-00-535-8109
NSN 6610-00-839-9186
NSN 5930-01-590-5441
NSN 6650-01-378-6868
NSN 5960-01-516-7264
NSN 6135-01-286-9563