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 6320-01-462-2295
NSN 5905-01-164-4029
NSN 5915-01-322-3248
NSN 5945-01-180-5517
NSN 5965-01-334-9275
NSN 5855-01-196-7082
NSN 5950-01-376-6796
NSN 5960-01-367-0981
NSN 6145-00-382-6199
NSN 6135-01-633-8502
NSN 4140-00-842-7553
NSN 6130-01-274-0861