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 5915-00-332-4389
NSN 5895-01-336-1885
NSN 5835-01-136-3394
NSN 5998-01-071-6466
NSN 5950-01-365-3677
NSN 6105-01-062-1422
NSN 6110-00-939-7065
NSN 5975-00-157-9676
NSN 6130-01-127-2186
NSN 5925-01-139-3866
NSN 2925-01-443-4216
NSN 6685-01-328-9166