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 5925-01-166-4051
NSN 6320-00-831-2227
NSN 6145-00-079-7378
NSN 6650-01-055-6168
NSN 5990-01-460-6390
NSN 6220-00-735-3718
NSN 5835-00-561-9994
NSN 6610-00-823-9159
NSN 6130-01-521-3440
NSN 6135-01-574-6577
NSN 4140-01-413-2162
NSN 6150-01-120-8487