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 5920-01-043-4848
NSN 5935-00-168-9219
NSN 5985-00-914-6299
NSN 6150-00-763-7220
NSN 5996-01-040-0716
NSN 6145-01-088-7999
NSN 6150-01-152-1356
NSN 5975-00-449-5183
NSN 6110-01-045-4160
NSN 6220-00-758-1129
NSN 6620-00-456-9539
NSN 6645-00-211-6906