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 6240-01-157-2935
NSN 2925-00-383-3523
NSN 5925-01-145-9198
NSN 5925-01-455-2581
NSN 5998-00-042-8982
NSN 7035-00-337-8745
NSN 5945-01-351-7869
NSN 6685-01-208-2132
NSN 4140-01-379-0247
NSN 6110-01-346-8321
NSN 5975-00-127-9989
NSN 5965-01-306-6527