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 5915-00-753-9636
NSN 5925-01-210-6421
NSN 5975-01-378-8796
NSN 5910-01-339-3199
NSN 6130-00-042-3809
NSN 5945-01-138-1883
NSN 6685-01-050-8391
NSN 6110-01-473-9550
NSN 5990-01-124-4291
NSN 6220-00-827-0227
NSN 6110-01-504-1271
NSN 4140-01-291-4838