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 6650-00-904-9485
NSN 6220-01-450-1942
NSN 6105-01-105-5054
NSN 5905-01-364-0737
NSN 6105-01-502-3916
NSN 5930-01-314-7321
NSN 5960-01-414-1677
NSN 2925-01-215-5022
NSN 5935-01-224-4041
NSN 6620-00-079-0311
NSN 5925-01-064-9123
NSN 6650-01-437-7808