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 5920-01-429-1373
NSN 5915-01-215-2159
NSN 5855-01-384-7120
NSN 6240-01-355-0080
NSN 5990-00-177-2924
NSN 5910-01-414-2640
NSN 6610-00-222-8970
NSN 6685-01-304-2122
NSN 5990-00-045-5353
NSN 6645-01-253-6023
NSN 6645-01-136-9825
NSN 6130-01-326-7118