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 5925-01-318-5330
NSN 5996-00-689-7645
NSN 5835-01-248-0563
NSN 5985-01-608-6366
NSN 5975-01-103-0889
NSN 4140-01-382-2754
NSN 5835-01-076-4091
NSN 6685-00-849-7975
NSN 6240-01-322-9387
NSN 5960-01-502-6270
NSN 6105-01-582-7305
NSN 5895-01-498-0650