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 5915-00-974-9337
NSN 6645-00-246-4934
NSN 5915-00-457-9296
NSN 5930-01-043-7060
NSN 5985-00-683-5592
NSN 5930-00-216-7511
NSN 5855-01-554-3303
NSN 6645-01-144-2161
NSN 6610-01-464-3037
NSN 6320-00-149-7570
NSN 5999-01-519-2355
NSN 5950-01-042-2271