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 5960-01-367-6153
NSN 5945-01-495-1494
NSN 6320-01-476-7702
NSN 6685-00-949-8962
NSN 5998-01-243-6926
NSN 6135-01-286-9563
NSN 5985-00-399-1174
NSN 5925-00-384-8023
NSN 5990-00-818-7136
NSN 6135-01-532-7655
NSN 5998-01-341-3681
NSN 6650-00-564-7322