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 6220-01-004-3365
NSN 6645-01-452-2946
NSN 6130-00-929-3922
NSN 6145-01-276-3415
NSN 6685-01-475-4188
NSN 5990-01-054-3332
NSN 5945-00-076-3031
NSN 6135-01-528-6896
NSN 6105-01-218-0048
NSN 5915-00-577-1298
NSN 5905-01-360-3681
NSN 6650-00-898-4215