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 5855-01-079-8716
NSN 6220-00-884-0769
NSN 5990-00-893-0957
NSN 6620-01-345-9488
NSN 6110-01-580-0330
NSN 6645-00-484-1992
NSN 5895-01-619-0827
NSN 5999-00-275-0401
NSN 6620-01-567-2084
NSN 5975-01-118-8410
NSN 5975-01-557-4833
NSN 5999-01-245-7378