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 6145-00-144-0918
NSN 2925-01-149-2865
NSN 5895-01-510-8523
NSN 5990-01-032-1472
NSN 5996-01-462-1194
NSN 5835-01-339-0542
NSN 5930-00-139-5400
NSN 5920-01-352-0880
NSN 5996-01-498-3946
NSN 6130-01-545-2055
NSN 5905-01-336-6641
NSN 5895-01-393-4731