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 5999-01-524-5490
NSN 5999-00-824-0115
NSN 6240-00-892-6175
NSN 6150-01-576-7070
NSN 5895-01-323-4754
NSN 5996-00-772-3850
NSN 5910-01-283-3041
NSN 6135-01-333-6101
NSN 5910-01-467-4356
NSN 5945-00-959-5440
NSN 5935-01-392-0598
NSN 7035-00-511-8617