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 6110-01-430-3684
NSN 5910-00-863-4734
NSN 5960-01-224-7151
NSN 6135-00-309-0074
NSN 5999-00-681-9965
NSN 6240-01-577-7170
NSN 6220-00-216-7284
NSN 5935-00-413-4411
NSN 6650-01-246-0213
NSN 4140-01-109-6834
NSN 6135-01-255-4786
NSN 6220-01-250-8723