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 5835-01-392-7683
NSN 6685-00-285-3272
NSN 5930-01-555-1372
NSN 6145-01-028-9984
NSN 2925-01-206-5232
NSN 5975-00-925-9570
NSN 5895-00-203-2379
NSN 6620-01-266-5545
NSN 5945-00-902-3667
NSN 6685-01-281-7267
NSN 6320-01-434-6861
NSN 6650-01-235-0981