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 5975-00-688-4625
NSN 5910-01-440-9558
NSN 6685-01-298-3791
NSN 5910-01-523-0963
NSN 5930-01-649-7856
NSN 5960-01-416-6187
NSN 5985-00-796-9824
NSN 5835-01-102-4451
NSN 6650-00-446-8787
NSN 6150-01-430-9512
NSN 5950-01-494-6898
NSN 2925-01-285-7163