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 6685-00-950-8176
NSN 5996-01-421-4761
NSN 5960-01-057-4058
NSN 6645-00-574-9712
NSN 6145-01-541-5056
NSN 5996-00-007-5969
NSN 6150-00-876-1686
NSN 6105-01-044-5405
NSN 6650-00-964-9279
NSN 7035-01-110-2567
NSN 5960-00-890-9032
NSN 6685-00-717-0701