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 5950-01-329-1261
NSN 6135-00-087-5300
NSN 6240-01-267-6499
NSN 5996-01-158-9695
NSN 5895-01-384-2794
NSN 6240-01-509-0730
NSN 2925-01-507-7877
NSN 6150-01-102-6131
NSN 7035-00-205-1932
NSN 5920-01-642-1570
NSN 6620-00-804-8272
NSN 6685-01-166-8886