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 5975-01-157-8140
NSN 5835-01-566-5462
NSN 5960-00-100-7329
NSN 5835-01-642-4705
NSN 6145-01-401-3713
NSN 6220-00-624-7175
NSN 7035-00-631-3782
NSN 6110-01-160-1857
NSN 6685-01-233-9122
NSN 5855-00-316-5050
NSN 4140-00-427-6638
NSN 5920-01-120-6992