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 5999-01-221-3599
NSN 5999-01-422-1056
NSN 6110-01-386-3093
NSN 6105-01-483-8547
NSN 6130-01-152-1189
NSN 5998-00-352-8722
NSN 5925-00-387-3956
NSN 5935-00-942-0383
NSN 5925-00-194-9146
NSN 5990-01-219-9018
NSN 6685-00-311-5700
NSN 6620-00-498-7781